In October 2016 we made the decision to no longer use UL as a listing service for our fire-resistance rated floor/ceiling assemblies. 1" thick Sheetrock® Brand Gypsum Liner Panel- UL Type SLX, Friction-fitted in "H" portion of C-H studs. SCAFCO Slotted Track is the industry preferred system for achieving head-of-wall deflection and fire resistance for interior and exterior walls. - UL G575 and UL 055 ASTM-Tested and A-Rated. 5 hours "B" label in walls, and may be used in a 2 hour fire rated wall assembly. Sagan "UL W447 is a result of applying previous testing for an exterior wall assembly to a new interior wall assembly. Fire barrier walls are typically continuous from an exterior wall to an exterior wall, or from a. 5 hours "B" and may be used in a 2 hour fire rated wall. 3 These requirements do not cover attacks with the burning bar (thermal lance) or explosives. Exceptions: (1) Wall assemblies need not extend through attic spaces where the ceiling is protected by not less than 5/8 -inch. Exterior make up air for combustion appliances per local codes. This 24-page publication provides hard facts about what's available, what's acceptable, and what's best practice. 2 Hour Fire Wall Assembly Construction. Thanks guys for the help. For some assemblies, the designer is allowed to use methods of calculating fire resistance. Until recently, designers had to rely on ICBO Evaluation Report #5058 to obtain 1 and 2-hour fire ratings for Adhered and. 1 in CBC and there is nothing in their assemblies either for 2x4 wood studs @ 16" o. Note: Wall systems containing polyiso insulation may be subject to other fire tests and building code requirements. Custom sizing, materials, and color finishes ensure that whatever you need for your project, we've got you covered. Wall assemblies shall extend from the foundation to the underside of the roof sheathing. 1(2) is also shown. U448 and 1 hour (ULC W447) 70 60 50 40 30 20 10 0 100 160 400 630 1000 1600 2500 4000 Transmission loss (dB ) Frequency (Hz) Single layer wall. • 75’ Allowable Height • More Fire Stairs & Fire Walls • Interior bearing walls and roof assemblies: 0 hour. 9mm) thick and installed on each side of nominal 2-inch x 4-inch (38x89mm) wood studs spaced 16-inch (400mm) o. Sagan “UL W447 is a result of applying previous testing for an exterior wall assembly to a new interior wall assembly. 1-Hour Single Wall. Damper/sleeve assemblies must be installed in wall openings using flanges and sheet metal screws as illustrated and describe below. Watertight and fire rated. Sizes: Openings up to 10' wide by 4' 9" high in walls 4 1/2" to 12" thick. 5 hours for ceilings. Walls: solid masonry, including reinforced concrete not less than four inches thick. 1 – NFPA 13 and NFPA 13R. Please help if you know. 2-Hour Exterior Wall Assembly - UL Design No. scale: 3" = 1' - 0" system no. 6 1/3-hour (20 minute) doors. To perform this program, a previ-ously rated 1-hour fire-resistant, non-load bearing wall system was selected as the base assembly. (2) will apply to the other exterior. Ul fire resistance directory 2019 pdf. • IRC Table R302. Owens Corning intends this booklet to be a guide in helping the builder, architect or contractor select the acoustical wall design. The fire tests determined the UL rating, or. • Edges of walls were not sealed with a UL fire-rated assembly. 2 shall be permitted within exterior wall assemblies of a 2-hour rating or less. White, 5 Gal Pail White, 55 Gal Drum. with 1-Hour or 2-Hour Fire Rating A layer of intumescent foam is added to the Classic sound barrier mullion trim cap to provide a 1-Hour Fire Rating. Wall assemblies shall extend from the foundation to the underside of the roof sheathing. Load Restricted for Canadian Applications — See Guide BXUV7 Exterior Interior Design No. Emshield WFR2 is a 2-hour UL-certified fire barrier. 1 UL is transitioning (2 013-2023) The mats are cut and applied to the exterior sides of larger recessed boxes as needed to provide the code-mandated fire resistance rating. Both commercial and residential structures can use fire-rated doors. The panels can be combined in a wide variety of profiles for field assembly. UL Environment's (ULE) Formaldehyde Free Environmental Claim Validation gases from entering the room above via the void created at the intersection of the floor slab and the interior of the exterior wall assembly. The fire tests determined the UL rating, or. TWO HOUR FIRE RATED PARTITION. A fire-resistive rating is the time that exterior wall construction can withstand fire exposure as determined by a standard fire test. wall height Base finish rating for UL U356 assembly ranges from 23 to 25 minutes 39. high, return legs 1-5/8 in. ONE HOUR FIRE RATED PARTITION 3. The equivalent thickness of concrete masonry assemblies,. Helpful instructions and resources to help you locate assemblies, designs and related information. It is a 2 hr rated wall assembly for load bearing. Benefits: Reduces dead load and wall thickness versus common alternatives. curtain wall assembly. Exterior Walls. The fire exposure conditions used are outlined. Use where specified. Given the expense of test-. Energy star certified. The 2-D average speed of the downward stepped leader (L1) before the first return stroke (R1) was approximately 5. 2 shall be permitted within exterior wall assemblies of a two-hour rating or less. Rated up to 2 hours with required Hose Stream Test. Product selection options: a. 1/2″ to 6″. 3M ™ Fire Barrier Moldable Putty Pads MPP+ can effectivelyprovide protection for back-to-back metallic electrical boxes. 3/4" air space. Fire Caulking at exterior gyp sheathing (i. Fire protection rating is calculated from the flame side of the assembly and of course some assemblies have multiple flame sides. Exterior make up air for combustion appliances per local codes. For WHI GP/WA 120-01 finished 2 hour one side, install the base layer of 1/2" (12. To perform this program, a previ-ously rated 1-hour fire-resistant, non-load bearing wall system was selected as the base assembly. The exterior rated walls are required to be an assembly that has been tested in accordance with either ASTM E119 or UL 263. Also, the wall must be rated for fire exposure from both sides and be tight against exterior wall and the underside of roof sheathing. The ASTM E2307 test exposes the joint to fire from the room of fire origin, and the exterior wall to fire from both interior and the Table 1 Table 2 Based on the following UL Designs: Based on the following UL Designs:. wide, minimum 7/16 in. Click the link above, each design number below represents a James Hardie 1 hour Fire Resistive Wall Assembly. Hilti UL Systems. Results showed that Platinum allows water vapor to pass through the product thereby releasing moisture from walls. Type I, II, III, or IV construction) may have a combustible WRB in any of the following conditions (MSBC §1403. File # WHI-495-PSH-0163. Flexospan manufactures panels for fire-resistant assemblies, UL tested for one- and two-hour systems. Base layer attached with 1" Type S-12 corrosion resistant bugle head screws 8" o. Insulation will noticeably improve the STC rating of an assembly. For interior application information, click here. SCAFCO Slotted Track is the industry preferred system for achieving head-of-wall deflection and fire resistance for interior and exterior walls. UL Wall Assemblies Find and download resources for STC rated wall assemblies for your construction project. Ul fire resistance directory 2019 pdf. Fire Rating: 4 Hour No. is not provided, the common wall shall be not less than a 2-hour fire-resistance-rated wall assembly tested in accordance with ASTM E119, UL 263 or Section 703. Damper/sleeve assemblies must be installed in wall openings using flanges and sheet metal screws as illustrated and describe below. If our example building is of Type VA construction with a Group B occupancy, and the wall is nonbearing, then the fire-resistance rating of the wall would be 1-hour per Tables 601 and 602. 1 × 104 m/s during its propagation over the 306 m above the building, and those before the subsequent strokes (R2 and R3) ranged from 1. 5 2: Firespan Safing. Fire resistive transparent wall assembly meeting ASTM E-119 and ANSI/UL 263 with hose stream for up to 2 hours. EWS0015 insulated with up to 4 inches of high density closed cell spray foam. Fire-Rated. The Reduced Wall product must additionally meet an impact performance test. II impact safety, the federal maximum safety standard. All wall assemblies are considered non load bearing unless otherwise speci˛ed. Wood: Wall: 2-Hour: 2" x 6" wood studs @ 16" o. Given the expense of test-. automatic residential fire sprinkler systems shall not be required in townhouses where. Wall Installation: 1-1/2 hour UL“B” label in a 2 hour fire barrier. ONE HOUR FIRE RATED PARTITION parallel to one side of min. Wall TS/CF Assembly: 7″ TS/CF Assembly: 8″ UL - Fire Door Assemblies & Window Assemblies Fire Resistance Ratings (UL 10B & UL 10C approved for US & Canada). 2″ × 4″ wood studs 16″ on center with metal lath and 7/8″ neat wood-fibered. insulation in a 2 hour direct water spray (5 gallons per hour, per sf. Corridor walls permitted to have a 1/2 hour fire-resistance rating by Table 1018. 00 basic joint details for 2-hr-fr rated wall assemblies - composite fr2. ) 6) Sto primer (optional) 7) Sto Textured Finish repair of System Description StoPowerwall is a stucco wall assembly with. Fire resistant joint systems must be tested in accordance with the requirements of either ASTM E1966, Standard Test Method for Fire-Resistive Joint Systems (ref. 48 mm) shank, ¼ inch (6. (min bare metal. When I am looking to see if a wall is a fire rated wall in a building there are a few clues that I look for. Bearing and Non-Load Wall Ratings - 3/4, 1, 1-1/2 or 2 Hr. Every Super Titan ships with one full shelf and full gun rack plus a half gun rack with 2 half shelves, so you can configure your vault to. Com bu sti ble aggregates are permitted in gypsum and. The ratings are for unsymmetrical walls that require ratings from both sides. Gypsum wall assembly (1-hour or 2-hour fire-rating)(2-hour shown). Combustible aggre­ gates are permitted in gypsum and portland cement concrete mixtures approved for fire-resistance-rated construction. Firefree 88 ("FF88") is a premium quality water based, non toxic, thin film intumescent fire retardant and resistant paint fully tested to provide fire ratings required by the International Building Code for wall assemblies, floor/ceilings assemblies, roof ceiling assemblies and individual structural members. accepts no responsibility for proper application of the rated wall assembly above, or. Fire ratings are measured according to the amount of time they can withstand the spread of fire. Product selection options: a. Meets CPSC Cat. UL CLASSIFIED 50,000 cycles standard. It is the only construction panel that provides all of these features in one remarkable product. FIGURE 3: 2-HOUR FIRE-RESISTANCE RATED EXTERIOR WALL ASSEMBLY. 11 are met. Slotted Track. The exterior metal cladding and interior sides were both subjected to separate one-hour fire tests, as well as hose stream tests immediately following each burn. Panel Built has installed numerous One Hour systems throughout the country. Fire resistant panels increase your building's safety and protect materials, property and people from the spread of fires or from fires entering your building. GA-600-2003 5 Shaft Walls, 2-HOUR. X521 (for columns larger than W14x258) and. T or F 2018 IBC Use of Fire and Smoke Separations 26 TRUE 0 FALSE Separation Types 4. Penetrating item to be one of the following: a. From: Build a Better Home: Foundations, Form A520. Table 2 Two-Hour Fire-Rated Loadbearing Wood-Frame Wall Assemblies. 705 - Fire-Resistance of Exterior Walls 32 Fire Separation Distance is distance to property line, imaginary FSD line between buildings, or centerline of public way. w-l-1063 3 f-rating 2 hr/ t-rating 0 hr section plan usg sheetrock firecode ® compound 1" [25] min. 3 Fire-resistance rating. Means of Egress Sizing Sprinklers lower egress capacity factor to 0. Product selection options: a. When a wall is required to have a 2-hour rating - typically in enclosures for shafts, interior exit stairways, interior exit ramps, and exit passageways, the rating of the fire door assembly is usually required to be 90 minutes (AKA B label). 88 ambient & 4. used in one-hour walls. line Ref: Sheet C3. The structural members shall not support directly applied loads from more than two floors or one floor and roof, or support a load-bearing wall or a non-load-bearing wall more than two stories in height. Wood flooring/ceiling assembly (UL/UCL classified L500 series) (1-hour or 2-hour fire-rating)(2-hour shown). 4 kg/m2) self-furred galvanized steel diamond mesh metal lath 2009, 2012 5) ASTM C 926 compliant stucco (as manufactured or listed by Sto Corp. Ease of specification substantially reduces engineering and design time. (See Section 704. For a two-hour assembly two layers of 1/2" Type C or 5/8" Type X gypsum board (Item ②) should be installed at right angles to the framing members. Fire Resistance Classification in Floor-Ceiling Assemblies 2-Hours or Less Distance between. The cable or raceway is a listed fire-resistive cable system with a minimum 2-hour fire rating. 35 mm) heads, 12. Fire Resistant Coatings and Paint Additives. Although the U350 assembly is still not as common as shaft wall in New Castle County, code officials saw that it was a UL-listed assembly for partition walls and had no problem approving it. Tests require a 2-Hour fire separation over wood framing (wood is common in many of NYC's historic. UL Design No. FIRE RATED FLOOR-CEILING ASSEMBLIES USING METAL FRAMING STC 50 - IIC 50 FIRE RATING AS SHOWN 1. Warnock Hersey rates for 3 hours in ceilings. A typical one-hour wall, as shown in U305, is the start point for achieving a rated wall when required at say closer than 3' to the property line or a one-hour rated exterior wall bearing assembly. For Group H-1, H-2, or H-3 buildings, also see Sections 415. thick galv steel, spaced a max of 24 in. For example, a door rated for 3 hours may be. UL Fire-Rated. A minimum 2-1/2" wide 24 gauge floor and ceiling J-runners, attached to structure as described above. 3-1/2" knauf ecobatt® insulation, optional three layers 5/8" thick gypsum board (ul type scx™) assembly options: ul design no. Fire Resistance Ratings - ANSI/UL 263 See General Information for Fire Resistance Ratings - ANSI/UL 263 Design No. (2) 1-hour listed wall assemblies with 5/8" type x sheetrock on both sides. For Exposure To Fire On Interior Face Only. * 45 minute window systems are classified as an Opening Protective as per UL 9 with a maximum overall frame size of 152 square feet. Installed and sealed per the SWS Water heater burner assembly Transformer - low voltage Window air conditioner - Install with new electric. from the exterior face of the floor below to the exterior face of the extending story. • Requires exterior walls to be noncombustible material or FRTW and have a minimum 2-hour fire-resistance rating (bearing walls) • Type IIIA requires 1-hour fire-resistance rating for all building elements other than nonbearing walls • Type IIIB does not require any fire-resistance rating other than exterior loadbearing wall. 7 mm) ToughRock® Fireguard C gypsum wallboard or DensArmor Plus® Fireguard C panels each side of assembly and 3-1/2” (89 mm) fiberglass insulation in stud space both sides. Fire resistant joint systems must be tested in accordance with the requirements of either ASTM E1966, Standard Test Method for Fire-Resistive Joint Systems (ref. So, I have a townhouse in review at the moment. Use where wall is required to be rated from the exterior and interior sides. Fiberglass mat-faced gypsum sheathing for superior mold and moisture resistance compared to paper. 1 hour (UL design no. 5/8" Type X Gypsum Wallboard (H). for the most up -to -date information or assembly options, refer to the ul fire resistance directory. 3 of the International Building Code. 1-hour wall finished face to face = 5. Do you have a detail to maintain the 1 hour penetration? I anticipate multiple 4" diameter pipe penetrations of schedule 40 pvc or steel pipe as allowed to meet the 1 hour penetration. Until recently, designers had to rely on ICBO Evaluation Report #5058 to obtain 1 and 2-hour fire ratings for Adhered and. For some assemblies, the designer is allowed to use methods of calculating fire resistance. Suitable for door or wall assembly, both interior and exterior. One-Hour Cavity Shaft Wall (Non-Load Bearing), See Figure 1 1. Sheathing on Both Sides. Maximum size 48" x 48" Ceiling Installation: Warnock Hersey listed for floor or ceiling installations with 3 hour non-combustible rating or 1 hour combustible rating. 1/2" Type C or 5/8" Type X gypsum board. Cementitious Core 1 2 3 2. (3)], where a 1-hr or less fire-resistance rating is required, existing wall assemblies, floor assemblies and their supporting assemblies consisting of. 6 mm) long, 0. Glazing assemblies tested as walls may be used in wall applications where the code prohibits fire. See Underwriters Laboratories’ Online Certifications Directory at www. A minimum 2-1/2" wide 24 gauge floor and ceiling J-runners, attached to structure as described above. Batten strips secured to studs with 1-1/4 in. high, return legs 1-5/8 in. The Department hereby notifies bidders that information to assist in bid preparation is available from the Department of Transportation and Public Facil. STI/BPF 120-03 is our latest perimeter fire barrier engineered system, is easier to install, ensures 2-hour T-rated fire protection, and allows for full vision glass. com for details on this and other systems to protect penetrations of fire-rated wall, floor, and ceiling assemblies Photo 1. 2"hour exterior wall framing at 16" o. Studs to be cut 3/4 in. Perimeter of the horizotnal fire-resistance rated assembly and exterior wall between a rated floor/roof and an exterior wall assembly that is not fire-resistance rated. ) are required in 2 hour rated wall openings to. Slotted Track. R21836 – Latching Hardware ANSI/SDI A250. Normal pressures calculated on a wall are 4,000 pounds per post. Reinforced Concrete (3000 psi) 4 in (102 mm). Helpful instructions and resources to help you locate assemblies, designs and related information. Our flexible manufacturing takes the hassle out of custom sizing, materials, and colors. 428, GA WP‐7051 C‐T Stud & J‐Tabbed Track Notes: • Where wall heights exceed the available length of the PABCORE® Shaftliner or PABCO GLASS® Shaftliner panel, the panels may be. u371 exterior cement plaster, min. b) Class 1 - 1/2 hour. This UL Assembly is designed specifically as a 1-hour rating using ZIP System R-sheathing. For interior application information, click here. Noncombustible exterior walls (i. 5" Steel Stud Frame: Cantilever Wall: CW-S-0001: STI: 1 1. Product selection options: a. in the 1996 Fire Resistance Directory as U. 25 gauge metal studs 24" with 1" type "S" drywall screws 36" o. In October 2016 we made the decision to no longer use UL as a listing service for our fire-resistance rated floor/ceiling assemblies. 24" x 48" ; P or PC 5⁄8" 24 255 1, 2 Deck Construction Type UL Design Number Concrete Thickness Minimum No. ) Note: Products must also be certified to: ANSI / UL 514C. Install 5/8-inch Type C drywall on the interior surface and 1/2-inch gypsum sheathing on the exterior. Exterior make up air for combustion appliances per local codes. Find what you are looking for faster with the new Firestop Selector. 6 1/3-hour (20 minute) doors. This wall system was as described in UL Design U405 and the Gypsum Fire Resistance Manual Design WP1200. Exception: A common 1-hour fire-resistance-rated wall assembly tested in accordance with ASTM E 119 or UL 263 is permitted for townhouses if such walls do not contain plumbing or mechanical equipment, ducts or vents in the cavity of the common wall. the (1) 2-hour rated wall assembly shall not contain plumbing or mechanical equipment, ducts, or vents within it's wall cavity. Fire-resistance Ratings - ANSI/UL 263 See General Information for Fire-resistance Ratings - ANSI/UL 263 Design No. 1 (1) places requirements of a 1-hour-tested assembly according to ASTM E119 on exterior walls that are 5 feet or closer to the property line. Firestops Pages. This wall system was as described in UL Design U405 and the Gypsum Fire Resistance Manual Design WP1200. 5" Steel Stud Frame: Cantilever Wall: CW-S-0001: STI: 1 1. One-Hour Cavity Shaft Wall (Non-Load Bearing), See Figure 1 1. UL Standard. Fire resistance rated glazing tested to NFPA 251 shall be permitted in the maximum size tested (see 8. 3, which are based on the fire exposure and acceptance criteria specified in ASTM E119, Standard Test Methods for Fire Tests of Building Construction Materials or UL 263, Standards for. 8 The tests described herein may be cited as the "Standard Fire Tests," and the performance of exposure expressed as "2-hour," "6-hour," "1/2-hour," or the like. 100% tested and certified to ASTM E84/UL 723, Class "A" flame spread. File # WHI-495-PSH-0163. Warnock Hersey rates for 3 hours in ceilings. (See Section 704. Given the expense of test-. Note: Wall systems containing polyiso insulation may be subject to other fire tests and building code requirements. Two (2) one (1)-hour fire-resistance-rated wall assemblies (as specified in Section R302. thick structural sheathing (plywood) complying with DOC PS1 or PS2, or APA Standard PRP-108, manufactured with exterior glue, may be applied horizontally or vertically to the. Custom sizing, materials, and color finishes ensure that whatever you need for your project, we've got you covered. The exterior wall envelope is a system or assembly of exterior wall components, including exterior wall finish materials, that provides protection. UL classified for walls and floors. The ratings are for unsymmetrical walls that require ratings from both sides. Includes exterior curtain wall assemblies. For exterior walls with a 2- or 3-hour fire-resistance rating, the openings must have a 1½-hour or greater rating. 2 shall be permitted within exterior wall assemblies of a two-hour rating or less. 3 of the International Building Code with exposure from both sides: 0 feet: Not fire-resistance rated: 0 hours: ≥ 5 feet: Not allowed: NA < 2 feet. • JH/FCS 60-02. If provided, verify fire walls comply with rating requirements, continuity, and structural independence IBC 706 b Review exterior walls and projections for proposed fire rating and openings based on fire separation distance (FSD) and construction type and tested for exposure to fire on both sides if FSD is 10 feet or less IBC 705, T 705. Normal pressures calculated on a wall are 4,000 pounds per post. AERCON systems such as interior and exterior walls, and floor and roof panels provide tremendous fire rated assemblies in all types of buildings. I cannot find any tested assembly that can achieve a 1 hour exterior bearing wall rating, using, from interior to exterior, 5/8" Gyp, 2x studs with kraft faced fiberglass batt insulation, wood structural sheathing, weather barriers, 1" rigid insulation, and then cladding. LP FlameBlock sheathing has the versatility to be used inType II, III and V construction, and is a listed component in fire-ratedinterior wall assemblies, exterior wall assemblies and roof deck applications. , 9 and 15 lb 2x4s propelled at 34, 50 or 55, 75 and 100 miles per hour). c) Class 2 - 1 hour. • JH/FCS 60-01. Buildings with exterior walls, floors, and roofs of masonry materials described in the definition of fire resistive (Construction Class 6)—less thick than required for fire-resistive structures but not less than four inches thick, or; Fire-resistive materials with a fire-resistance rating less than two hours but not less than one hour. Wall Assembly — The 1 or 2 hr fire -rated gypsum board/steel stud wall assembly shall be constructed of the materials and in the manner specified in the individual U400 or V400 Series Wall or Partition Design in the UL Fire Resistance Directory. A wide-variety of exterior wall assemblies that combine polyiso insulation with MCM panels, brick and other popular materials have passed the rigorous, two-story NFPA 285 fire test. A fire resistance rating is the time in hours or fractions thereof that materials or their assemblies will resist fire exposure as determined by fire tests (ASTM E119). • UL/Intertek Certified Wall System Assemblies (1 hr. • IRC Table R302. Provides better substrate for securely fastening exterior facing. to an exterior wall or a roof assembly, provided the wall or roof is constructed of noncombustible material and provided the spray booth can be maintained and cleaned. the (1) 2-hour rated wall assembly shall not contain plumbing or mechanical equipment, ducts, or vents within it's wall cavity. All wall assemblies are considered non load bearing unless otherwise speci˛ed. thick 80 100 *Ratings applicable to assemblies serving as exterior walls where Classified fire resistive gypsum sheathing type wallboard is substituted on the exterior face. Building and Construction Materials. Application: 1-hour rated exterior fire wall - zero lot line applications Description: • 2009 IRC requires walls built within 5' of a property line or within 5' of another building on the same property to have a 1 hour fire resistance rating with fire exposure from the exterior of the building (NOTE: Code* requirements vary). (3)], where a 1-hr or less fire-resistance rating is required, existing wall assemblies, floor assemblies and their supporting assemblies consisting of. STC Test Report UL Design No. A wide variety of UL fire rated exterior wall designs include the. ** 60 and 120-minute tests conducted per UL 263 / ASTM E-119. ) Or search by the assembly number (UL design, or. Armoroc is a lightweight, fast alternative to poured concrete and because we offer a wide variety of UL tests and accept most finish systems, Armoroc is ideal for your fire-rated. The most common fire-rated assemblies are floor/ceiling systems and wall assemblies. 4 UL - L554 2 hour rated load wall with optional insulation, no finish rating given, with 2 carrying parallel chord trusses spaced 6-3/8" apart and webbing spaced 16" o. Shop SentrySafe Fire/Water Resistant 2-cu ft Biometric Residential Floor Safe in the Floor & Wall Safes department at Lowe's. 1(2), Item. fire rating of exterior walls and projections less than 3’ from property line 1 hour fire rating generic assemblies: per the gypsum association—fire resistance/ sound control design manual: wp8105 & 2012 irc sec r302 or “equivalent”. 3 shall be tested in accordance with NFPA 252 or UL 10C without the hose stream test. deep spaced a max of 24 in. A fire rated wall expansion joint, Emshield WFR2 (Wall, Fire-Rated 2-Hours) is watertight, fire-rated, dual-sided and a primary seal for repair, retrofit, and new installation in structural building expansion joints and construction joints in vertical plane wall and head-of-wall applications. COMMERCIAL COMPLETE WALL SYSTEM NFPA 285 Tested Wall Assemblies FOAMULAR® Insulation, JointSealR™ Foam Joint Tape, EcoTouch™ Flame Spread 25, EcoTouch™ Thermal Batt FIBERGLAS™ Insulation NFPA 285 Fire Tested Wall Assemblies Owens Corning's Commercial Complete Wall System has successfully passed the NFPA 285* fi re test in many variations giving architects options in exterior wall. The main differences are that these fire resistant walls are not structurally self-sufficient. It has met the movement and cycling requirements of ANSI/UL 2079 and is UL Classified for 1, 2, 3, and 4 hour fire-resistant ratings in head-of-wall fire-rated joint systems. Please help if you know. hour fire-resistance rating or 1/2 hour fire- resistance rating when an automatic sprinkler system NFPA 13 is installed throughout. Use where wall is required to be rated from the exterior and interior sides. UL - U339 Figure 17. They typically carry a 60‐120 minute rating and are marked ‘W’ to indicate that the assembly meets the wall criteria. The Underwriter’s Laboratory ANSI/UL 263 Design No. Typical 6" high & low, air from outdoors, with screens Sheet metal - per sq ft. 88 ambient & 4. 8/7/2018 BXUV. Corridor walls permitted to have a 1/2 hour fire-resistance rating by Table 1018. Concrete Masonry (Grouted) 6 in (152 mm)*. Section 1403. V303 December 01, 2011 (Exposed to Fire on Interior Face Only) Bearing Wall Rating — 1 HR. Studs friction-fit into floor and ceiling runners. Fire-retardant-treated (FRT) wood framing complying with Section 2303. An additional assembly (15-1. Building code approved – one substrate that does the job of many. min thickness 1 2 W14 228 or larger Smaller than the column is located within a fire-resistance-rated wall assembly as shown in Figure 704-2, exterior wall or along the outer lines of a building must be protected based on the higher. Exterior make up air for combustion appliances per local codes. Fire-Rated Systems, Form W305, is designed to bring you up to date on what are considered today among the most cost-effective fire-rated construction systems you can design or build -- wood and wood structural panels systems. deep, formed of min 25 MSG galv steel max stud spacing 24 in. 7 mm) ToughRock® Fireguard C gypsum wallboard or DensArmor Plus® Fireguard C panels each side of assembly and 3-1/2" (89 mm) fiberglass insulation in stud space both sides. J925 Series - 2 and 3 hour Mineral Wool and Firecaulk Fire Barrier System meeting 20%+- movement for Thermal applications on joints of 1- 3” [25-75mm] nominal width. Benefits: Reduces dead load and wall thickness versus common alternatives. • JH/FCS 60-01. Fire door assemblies required to have minimum fire protection rating of 20 minutes where located in corridor walls or smoke barrier walls having a fire-resistance rating in accordance with Table 715. Firestop System Configuration A Wall Assembly Components which are even simpler. 48 mm) shank, ¼ inch (6. Title: BXUV. for exterior use in single openings in 120 minute rated masonry assemblies. Structural Walls - 1/2" thick has min 25 psf transverse, 186 plf racking per ICC ESR-4268; Fire-Rated Wall Assemblies: ICC Listed 1-Hour Fire-Rated Load-Bearing Exterior / Interior Wall Assembly (Per ICC ESR-4268, Section 4. This design is built to meet a 2-hour rating and. See Section 704. 1-, 2-, 3-, or 4-hour fire-resistance-rated assemblies. Additional means to specify fire rated assemblies are as follows: Assemblies listed in our ICC-ES Code Evaluation Report ESR-1153 for TJI joists. R21836 – Latching Hardware ANSI/SDI A250. ROOF ASSEMBLY 2HR RATED PER UL #518 PER OSSC 705. The L-Rating for a firestop system indicates the amount of air that can pass through a protective. * 45 minute window systems are classified as an Opening Protective as per UL 9 with a maximum overall frame size of 152 square feet. vertically, with one layer of 5/8" gypsum board one side each truss and either 15/32" or 19/ 32" sheathing on roof carried on a 2 hour rated concrete. 15 5½" mineral wool batts B 5/8" Type X Gypsum Wallboard (H). A smoke partition must have a fire resistance rating of hours. If provided, verify fire walls comply with rating requirements, continuity, and structural independence IBC 706 b Review exterior walls and projections for proposed fire rating and openings based on fire separation distance (FSD) and construction type and tested for exposure to fire on both sides if FSD is 10 feet or less IBC 705, T 705. Type C fire rated drywall (sometimes referred to as Improved. wall assembly scale: 3" = 1' - 0" system no. 6 1/3-hour (20 minute) doors. g For residential board and care, see 32. Rated by UL for 1. It specifies 7/8-inch exterior cement plaster over wood. A fire-resistance-rated wall assembly of materials designed to restrict the spread of fire in which conti-nuity is maintained. Exterior Walls – Wallboard Protection on Interior Side of Wall Rating. Doors can also be used to close conventional floor to header wall openings where the more compact components of Counter. Sheathing on Both Sides. Fire Wall Signs for labeling rated walls, smoke partitions and/or barriers. Normal pressures calculated on a wall are 4,000 pounds per post. These systems should be published and readily available via the internet or other means. • JH/FCS 60-02. A fire barrier wall, or a fire partition, is a fire-rated wall assembly that provides lower levels of protection than typically provided by a fire wall. Emshield WFR2 is a 2-hour UL-certified fire barrier. Wall Assembly – The 1 or 2 hour fire rated framed gypsum board wall assembly shall be constructed of the materials and in the manner specified in the individual U400 or V400 Series Wall and Partition Designs in the UL Fire Resistance Directory and shall include the following construction features:. Both constructions are UL listed for use in accordance with the NEC. The horizontal joint sealing graphic above represents the UL-certified 2-3 hours fire-rated, Emseal SJS-FR System that is designed for trafficked wide and/or high movement expansion joint seals where it can accommodate 100% joint movement capability, is watertight and bonded into the structure, so without any damaging mechanical fixings being required. Wall Penetrations: Fire F-Ratings as indicated on Drawings, but not less than 1-hour. Fire-rated non-load bearing wall assembly: 104-98-E Vol. Can be used in hazardous, exterior, and wet environments. 705 - Fire-Resistance of Exterior Walls 33 Street Street Less than 5 ft from stair wall to prop. Exterior make up air for combustion appliances per local codes. - UL G575 and UL 055 ASTM-Tested and A-Rated. deep, formed of min 25 MSG galv steel max stud spacing 24 in. I think 1/2" thick gypsum board is probably also required at each side (on the wall framing adjacent to the 2" shaft liner system). When I am looking to see if a wall is a fire rated wall in a building there are a few clues that I look for. A 3 hour door (180 min. These tests are designed to measure Floor/Ceiling fire protection as required by New York City's Housing Preservation Dept. Impact resistant, positive pressure, and thermal shock and hose stream tested. COMMERCIAL COMPLETE WALL SYSTEM NFPA 285 Tested Wall Assemblies FOAMULAR® Insulation, JointSealR™ Foam Joint Tape, EcoTouch™ Flame Spread 25, EcoTouch™ Thermal Batt FIBERGLAS™ Insulation NFPA 285 Fire Tested Wall Assemblies Owens Corning's Commercial Complete Wall System has successfully passed the NFPA 285* fi re test in many variations giving architects options in exterior wall. curtain wall assembly. scale: 3" = 1' - 0" system no. Surrounded by two inner walls, this asbestos-free blanket has excellent high-temperature stability, so it stays in place. I cannot find any tested assembly that can achieve a 1 hour exterior bearing wall rating, using, from interior to exterior, 5/8" Gyp, 2x studs with kraft faced fiberglass batt insulation, wood structural sheathing, weather barriers, 1" rigid insulation, and then cladding. If the fire separation distance is less than three (3) feet, a fire-resistive rated one -hour wall assembly tested in accordance with ASTM E 119 or UL 263 for exposure from both sides, in the plane of and below the facing walls, shall extend down to a. 102 or less, or R-20 in 2x6 inch wood framing or have a U-factor of 0. 5 lb/yd2 (1. 1-Hour Single Wall. 00 basic joint details for 2-hr-fr rated wall assemblies - composite fr2. c) Class 2 - 1 hour. 48 mm) shank, ¼ inch (6. V421, which pro-vides 1 and 2-hour fire resistance ratings for exteri-or walls in metal buildings. 705 - Fire-Resistance of Exterior Walls 32 Fire Separation Distance is distance to property line, imaginary FSD line between buildings, or centerline of public way. A 3/4-hour rated door is found in walls of corridors and room parti-tions. Sizes: Openings up to 10' wide by 4' 9" high in walls 4 1/2" to 12" thick. with ASTM E814/119, E1966 and UL 2079 at its full rated period. Conclusion • For assemblies using foam plastic insulation,. Q: Can I add wood structural panels to a fire-tested wall assembly that doesn’t already include them? I need the exterior walls on a project to be shear walls but the UL assembly I’m specifying doesn’t show sheathing panels. (See Items 3 and 6) Finish Rating — (See. Pressure was added by using hydraulic jacks to exert pressures of up to 21,000 pounds per column. The fire exposure conditions used are outlined. OK, there are also interior one-hour rated walls, but in this case, the brick veneer tells me its probably exterior. Typical 6" high & low, air from outdoors, with screens Sheet metal - per sq ft. In Type II and V construction, walls shall be permitted to have a 2-hour fire-resistance rating with 1½-hour openings. Exception 1. ROOF ASSEMBLY 2HR RATED PER UL #518 PER OSSC 705. 1-1/2 HOUR COUNTERTOPS Rolling Counter Fire Doors (also called fire shutters) secure openings above counters and other similar finished openings on interior and exterior walls. Resilient channel fastened to 6" joists with 3/8" Type S-12 drywall screws at 24" o. Through Penetration Firestopping of Fire Rated Assemblies: UL 1479 or ASTM E814 with 0. Ul fire resistance directory 2019 pdf. Report Number 1-Hour Rating Category Illustration Construction 24" oc, min 18" depth Resilient channel 16" oc 1 layer 5/8" Type C gypsum Sheathing min 15/32" UL - L546 Floor or Roof with damper, duct, fixtures, insulation and. V335, is available at UL’s Online Certifications Directory, and will allow architects and specifiers to design FRTW walls with brick, stucco, fiber cement and other approved UL exterior facings. 7 mm) gypsum board 3-5⁄8” (92 mm) steel studs spaced 24. Wall Assembly – The 1 or 2 hour fire rated framed gypsum board wall assembly shall be constructed of the materials and in the manner specified in the individual U400 or V400 Series Wall and Partition Designs in the UL Fire Resistance Directory and shall include the following construction features:. Do I need to make the wall 2-hour rated too?" Ultimately, the proposal was disapproved. Townhouses constructed with a common 2-hour fire-resistance-rated wall assembly tested in accordance with ASTM E119 or UL 263 provided such walls do not contain plumbing or mechanical equipment, ducts or vents in the cavity of the common wall. with Type S drywall screws 12" o. to an exterior wall or a roof assembly, provided the wall or roof is constructed of noncombustible material and provided the spray booth can be maintained and cleaned. Walls that terminate at roofs of not less than 2-hour fire-resistance-rated construction or where the roof, including the deck or slab and supporting construction, is constructed entirely of noncombustible materials. Install factory cut edges back to back for all WHI designs and UL 1 hour V473. (2) 1-hour walls penetrated. Show portable fire extinguisher type, size, and placement per NFPA 10 or IFC 4. 5 ft from exterior wall to. Studs to be cut 3/4 in. ul type ulix™ requires the use of insulation for single-layer, steel-framed ul fire-rated assemblies. Tests require a 2-Hour fire separation over wood framing (wood is common in many of NYC's historic. • 2 layers 5/8 SHEETROCK Brand 2 hour UL Des L541 SA934 B-9 FIRECODE C Core Gypsum Panels –8 x 8 ceramic tile • 1/2 DUROCK Brand Exterior Cement Board • 1 SHEETROCK Brand Gypsum Liner Panels – 1/2 plywood – 2x10 wood joist 16 o. ) Or search by the assembly number (UL design, or. They want to use configuration B which is shown in section as: 1/2" drywall. UL 1479 UL See Figure 2: 1 or 2 ULC: 1- or 2-hour Ventilation Duct : Enclosure per ISO 6944-1985 UL: HNLJ. thick 80 100 *Ratings applicable to assemblies serving as exterior walls where Classified fire resistive gypsum sheathing type wallboard is substituted on the exterior face. It can be constructed with a brick veneer, stone veneer, terracotta cladding and stucco. This compilation includes hundreds of details for brick, block, and stone masonry systems, as well. Armoroc Structural Cement Board is a fire-resistant alternative to wood based sheet-goods and poured systems. Butt-glazed option available. The MBMA fire tests of exterior walls in 1997 resulted in a new ULDesign, No. U411 - Fire-resistance Ratings - ANSI/UL 263. A smoke partition must have a fire resistance rating of hours. They include U302, U418, U425 and U902. The thickness and number of the layers of. (1): 1 hour—tested in accordance with ASTM E119 or UL 263 with exposure from both sides. Sheathing on Both Sides. Emshield WFR2 is a 2-hour UL-certified fire barrier. Vinyl with an adhesive-backed peel and stick. Conclusion • For assemblies using foam plastic insulation,. In addition, a one-hour exterior burn rating was earned for a similar assembly with mineral wool insulation and exterior cladding, as described in a new UL listing, BXUV. includes the UL-number, project number, contractor name included. Through Penetration Firestopping of Fire Rated Assemblies: UL 1479 or ASTM E814 with 0. of the CA Building Code with exposure from both sides. I cannot find any tested assembly that can achieve a 1 hour exterior bearing wall rating, using, from interior to exterior, 5/8" Gyp, 2x studs with kraft faced fiberglass batt insulation, wood structural sheathing, weather barriers, 1" rigid insulation, and then cladding. , 1, 1-1/2 or 2 Hr. the (1) 2-hour rated wall assembly shall not contain plumbing or mechanical equipment, ducts, or vents within it's wall cavity. Tested Assemblies. It minimizes air movement by eliminating the need for a sprayer, making it the top tool for health care-qualified firestop contractors. Sample Assemblies Figure 2 1 Hour Fire Rated Floor-Ceiling System 6" x 1-5/8" x 43 mil (18 Ga. Wall Assembly diagram of 2‐Hour Shaftwall System UL Design No. Fire door assemblies required to have minimum fire protection rating of 20 minutes where located in corridor walls or smoke barrier walls having a fire-resistance rating in accordance with Table 715. thick galv steel, spaced a max of 24 in. 2 Hour Fire Wall Assembly • IV • V GA WP 1548 UL U411. Hilti W-L-0023 (empty 2 or 4 inch sleeve systems) Hilti W-L-2197 (innerduct) Hilti W-L-3122 (cable bundle) Hilti W-L-3220 (Membrane Penetrator) Hilti W-L-3273 (3 or 4 hour walls) Hilti W-L-3282 (1 or 2 hour walls) Nelson UL Systems. Walls that terminate at roofs of not less than 2-hour fire-resistance rated construction or where the roof, including the deck of slab and supporting construction is constructed entirely of noncombustible materials. Any approved component inaterial or ad1nixture is permit­ ted in assemblies if the resulting tested assembly meets the. A wide-variety of exterior wall assemblies that combine polyiso insulation with MCM panels, brick and other popular materials have passed the rigorous, two-story NFPA 285 fire test. Substitute the following for paragraph 7: Batts and Blankets-All insulation and noise control materials included in wall assemblies shall be Approved by the Board of Standards and Appeals or Accepted by. 6) •Design Notes •Applications DEFINITIONS Section 707 Fire Barriers A fire-resistance-rated wall assembly of materials designed to restrict the spread of fire in which continuity is maintained. If this combined masonry layer is 13/4", the masonry side of the assembly qualifies for a 1-hr fire rating. This move aligns us with the rest of the industry and will hopefully. 428, GA WP‐7051 C‐T Stud & J‐Tabbed Track Notes: • Where wall heights exceed the available length of the PABCORE® Shaftliner or PABCO GLASS® Shaftliner panel, the panels may be. When implemented in the construction exactly as it is laid out in the design’s description, it will provide a one-hour fire resistance rating—the supporting data has been collected—based on the required testing standards. File # WHI-495-PSH-0163. Parapets shall be provided on exterior walls of buildings. 1(2) is also shown. U348 (1 Hour Wall; Fire-Rated from Inside Only) Commonly used in Type V load-bearing exterior walls. ccurrins (Christopher Currins, CMI) September 6, 2011, 6:53pm #2. The Reduced Wall product must additionally meet an impact performance test. (min bare metal. Figure 23 shows a 2 hour separation wall insulated with low density open cell. Fire-resistance-rated floor-ceiling and. 1-1/2 HOUR COUNTERTOPS Rolling Counter Fire Doors (also called fire shutters) secure openings above counters and other similar finished openings on interior and exterior walls. Description Single layer wall 1⁄2” (12. For exterior bearing walls Location on lot (Table 602). A 3/4-hour rated door is found in walls of corridors and room parti-tions. half-an-hour or one hour). This example is obviously a wall To find this section in the catalog, simply assembly, so all sections which begin with look at the right hand column under "Sec- the number “ 2. UL Assembly U902 UL Assembly U912 UL Assembly U938 UL Assembly U939 Mortar Drop Protection 10 in. V- applied vertically with vertical joints over studs E- Exterior sheathing. 1(2)) Exterior Wall Element Minimum Fire-Resistance Rating Minimum Fire Separation Distance Walls Fire-resistant rated 1-hour – tested in accordance with ASTM E119, UL 263, or Sec. This article focuses on products UL certifies for protecting membrane penetrations in these walls. Maintaining a 2-hr Fire-Rated Wall Assembly. For use over the following exterior wall substrates: Air Leakage of Air Barrier Assemblies ASTM E 2357 0. Lumber shall be identified by the grade mark of a lumber grading or inspection agency that has been approved by an accreditation body that complies with the American. SnapSafe ® Super Titan. 6) which can be found in IBC Table 720. Section 1403. Hi all, I am having a hard time incorporating the continuous insulation requirement with wood frame R-2 construction. assembly of the wall hold up to maintain the ability to confine the fire, which equates to safety for occu-pants of a room. With over a century of experience in the development of more than 1,500 Standards, UL is an accredited standards developer in the US and Canada. Energy star certified. This UL Assembly is designed specifically as a 1-hour rating using ZIP System R-sheathing. T or F 2018 IBC Use of Fire and Smoke Separations 26 TRUE 0 FALSE Separation Types 4. insulation in a 2 hour direct water spray (5 gallons per hour, per sf. The new UL Design W404 consists of an exterior wall assembly that is constructed of the most common metal building structural components. Warnock Hersey Product Listings. or FM Approvals for roof assemblies. Sample Assemblies Figure 2 1 Hour Fire Rated Floor-Ceiling System 6" x 1-5/8" x 43 mil (18 Ga. Wall Assemblies. Typically, this wall uses two layers of exterior gypsum sheathing on the outer surface of the wall, according to Fernando Bonilla, senior associate with Grimm + Parker Architects. 705 - Fire-Resistance of Exterior Walls 32 Fire Separation Distance is distance to property line, imaginary FSD line between buildings, or centerline of public way. ) steel channels spaced at 24" o. UL 2079 toresistfor aprescribed period of timethepassage of. 2-Hour Interior Wall Assembly - UL Design No. 2-hour fire walls may terminate at the underside of roof sheathing, decks, or slabs, provided the lower roof assembly is constructed of 1-hour fire-resistive construction within 4 feet of the fire wall and the supporting elements for the roof assembly are protected for the full length with an equal fire-resistive rating. used in one-hour walls. 5½" mineral wool batts. Perimeter of the horizotnal fire-resistance rated assembly and exterior wall between a rated floor/roof and an exterior wall assembly that is not fire-resistance rated. Bearing walls and columns are loaded during the test to full design stresses. Both the slab and the door frame must meet requirements. Not specified N/A 10 in. Use of this material in assembly configurations other than depicted in the named UL listings will not encumber or lower the resistance of the deck or wall assembly but is. Doors with a 60-minute rating are also classified as B-label doors, and are used in some interior. with ASTM E814/119, E1966 and UL 2079 at its full rated period. 428, GA WP‐7051 C‐T Stud & J‐Tabbed Track Notes: • Where wall heights exceed the available length of the PABCORE® Shaftliner or PABCO GLASS® Shaftliner panel, the panels may be. In extending its global public safety mission, UL Standards partners with national standards bodies in countries around. 5 2: Firespan Safing: Gypsum sheathed/steel stud wall. If two (2) one (1)-hour fire-resistance-rated walls are used, plumbing and electrical. Exception: A common 1-hour fire-resistance-rated wall assembly tested in accordance with ASTM E 119 or UL 263 is permitted for townhouses if such walls do not contain plumbing or mechanical equipment, ducts or vents in the cavity of the common wall. An additional assembly (15-1. 5/8" Type X Gypsum Wallboard (H). Fire walls are the most restrictive fire resistance-rated assembly, and create separate buildings for determining allowable area. Where flame barriers are required for the vertical separation of exterior openings in adjacent stories, horizontal barriers must extend at least _____ inches beyond the exterior wall. The two-hour rated fire-resistant bearing wall assembly, Design No. has a minimum fire rating for the assembly of 1 hour, which is a typical requirement for many building codes. V417 and U465) 1 hour (UL design no. Wood flooring/ceiling assembly (UL/UCL classified L500 series) (1-hour or 2-hour fire-rating)(2-hour shown). The exterior wall envelope is a system or assembly of exterior wall components, including exterior wall finish materials, that provides protection of the building structural members—including framing and sheathing materials, and conditioned interior. line Ref: Sheet C3. ONE HOUR FIRE RATED PARTITION 3. Following a UL-certified firerated assembly specification, the wall was framed with 2x4 studs and 5/8-inch Type X gypsum board on both faces. (2) 1-hour listed wall assemblies with 5/8" type x sheetrock on both sides. UL U364 Fire-Rated Assembly using ZIP System R-sheathing | UL Assembly. Structural roof and wall sheathing from each unit may fasten to the common wall framing. STI/BPF 120-03 is our latest perimeter fire barrier engineered system, is easier to install, ensures 2-hour T-rated fire protection, and allows for full vision glass. • Edges of walls were not sealed with a UL fire-rated assembly. with ASTM E814/119, E1966 and UL 2079 at its full rated period. The exterior metal cladding and interior sides were both subjected to separate one-hour fire tests, as well as hose stream tests immediately following each burn. in boiler rooms and in exterior walls that have the potential for severe fire exposure from the outside of the building. In addition, UL has conducted additional tests at 1400°F for one hour and 2100°F for 10 minutes to verify compliance with UL test standards. wide and 8 ft or 10 ft long panels installed horizontally or vertically. These wall assembly files are used for planning and estimation purposes for many UL wall types, such as fire-rated wall assemblies. Installed and sealed per the SWS Water heater burner assembly Transformer - low voltage Window air conditioner - Install with new electric. A typical one-hour wall, as shown in U305, is the start point for achieving a rated wall when required at say closer than 3' to the property line or a one-hour rated exterior wall bearing assembly. Floor/Ceiling/Roof Protection TYPE III-B--Unprotected Combustible (Also known as "ordinary" construction; has brick or block walls with a wooden roof or floor assembly which is not protected against fire. N501 gypsum board assembly was chosen to provide the minimum required 2 hour fire protection of the steel beams, minimum size being a W8x24. Finestone CI Wall Systems Wall assemblies are a collection of products from more than one manufacturer that collectively function as a wall cladding. EXAMPLES OF TWO HOUR FIRE RATED BEARING WALL ASSEMBLIES WITH LESS THAN 10 FEET FIRE SEPARATION DISTANCE For illustration purposes, three UL assemblies are shown: U301, U302, and U371. framed /brick veneer walls that are routinely specified in commercial and multi-family residential construc-tion. Exterior Walls – Wallboard Protection on Interior Side of Wall Rating. The void created at the intersection of an exterior curtain wall assembly and the floor or ceiling assembly must be protected in accordance with IBC Section 714. of layers and percent of design load for the 1 hour, 1 1/2 hour and 2 hour ratings shall be as specified in the table above. 2 – NFPA 13 and NFPA 13R. 5½" mineral wool batts. See full list on metlspan. 0001 cfm mandrel after 2 hour exposure. For residential board and care, see 32. In determining the fire-resistance rating of exterior bearing walls, compliance with the ASTM E119 or UL 263 criteria for unexposed surface temperature rise and ignition of cotton waste due to passage of flame or gases is required only for a period of time corresponding to the required fire-resistance rat-. Exception 1. Figure 22 shows a 1 hour rated exterior wall assembly - UL - System No. Finestone CI Wall Systems Wall assemblies are a collection of products from more than one manufacturer that collectively function as a wall cladding. Aug 19, 2017. This move aligns us with the rest of the industry and will hopefully. Noncombustible exterior walls (i. Fiberglass Mesh 3. Typical fire separation requirements for townhouses is a 2 hour fire rating. Find what you are looking for faster with the new Firestop Selector. 3 of the International Building Code. Installed and sealed per the SWS Water heater burner assembly Transformer - low voltage Window air conditioner - Install with new electric. 5 for exterior walls). Breakaway clip facings and height of wall differ between UL Design U373 and WHI GP/WA 120-04. Masonry walls must meet Tables 150. Densglass) in wood-frame construction. UL 1479 UL See Figure 2: 1 or 2 ULC: 1- or 2-hour Ventilation Duct : Enclosure per ISO 6944-1985 UL: HNLJ. floor/ceiling assemblies shall be sealed with an approved material or system to retard the interior spread of fire and hot gases between stories. 102 or less, or R-20 in 2x6 inch wood framing or have a U-factor of 0. Rated up to 2 hours with required Hose Stream Test. One-hour fire-resistance-rated exterior walls that terminate at the underside of the roof sheathing, deck or slab, provided. Item 2-6 Chapter 2, Definitions, Exterior Wall Covering Reason: The definitions of exterior wall covering and exterior wall assembly are being added because they are needed to distinguish between different exterior wall products. wooden roof or floor assembly which is 1 hour fire protected). Exception 1. The most common fire-rated assemblies are floor/ceiling systems and wall assemblies. wide and 8 ft or 10 ft long panels installed horizontally or vertically. " There is no typical application for Type III exterior walls that would require a fire-resistance rating of more than two hours so this allowance regularly applies.