620 LAUREL DR 2025-04-16 - Laserfiche WebLink

qUESEVALUATION REPORT ® Originally Issued: 03/08/2018 Revised: 05/03/2021 Valid Through: 03/31/2022 TABLE 2-ALTERNATIVE THERMAL BARRIER ASSEMBLY FIRE-PROTECTIVE COATING/COVERING' MAXIMUM SPF THICKNESS inch THEORETICAL FALLS CEILING TYPE MINIMUM D AND THICKNESS APPLICATION RATE VERTICAL OVERHEAD (COATINGS ONLY) SURFACES SURFACES DC315 2 18 mils WFT 1.1 gal/100 ft2 7.5 11.5 12 mils DFT Blazelok TBX3 18 mils WFT 1.1 gal/100 ft2 7.5 11.5 12 mils DFT For SI: 1 inch=25.4 mm,1 gallon=3.785 L,1 ft2=0.0929 m2 'Fire-protective coatings and coverings shall be applied over all exposed SPF surfaces in accordance with the coating/covering manufacturer's instructions and this report. 2 International Fireproof Technology,Inc,recognized in IAPMO UES ER-499. 3ICP Construction,recognized in ICC-ES ESR-3997 TABLE 3—NFPA 285 COMPLYING EXTERIOR WALL ASSEMBLIES WITH HEATLOK®HFO PRO IN WALL CAVITY Wall Component Materials Base Wall System(BWS)- 1. Concrete Wall. Use either 1,2,or 3 2. Concrete Masonry Wall. 3. 1 layer of 5/8-inch-thick Type X gypsum wallboard installed on the interior side of minimum 35/8- inch deep,minimum 25-gauge equivalent thick steel studs spaced a maximum of 24 inches on center. Lateral bracing installed minimum every 4 foot vertically or as required. Perimeter Fire Barrier System 1. Perimeter fire barrier system complying with Section 715.4 of the IBC shall be installed,as Use 1 and 2 applicable,to fill the void between the edge of the concrete floor slab and the interior surface of the exterior wall assembly. 2. 4 pcf mineral wool in each stud cavity at each floor line,attached with Z-clips or friction fit. Interior Insulation—Use either 1. None 1,2,3,4 or 5 or combinations of 2. Maximum of 35/8-inch thickness of Heatlok®HFO Pro applied to interior surface of BWS 1 and 2' 3 with 4 or 3 with 5. 3. Full wall stud cavity depth or less of Heatlok®HFO Pro applied using exterior gypsum sheathing of BWS 3 as the substrate and covering the width of the cavity and the inside of the steel wall stud framing flange. 4. Fiberglass batt insulation(faced or unfaced). 5. Mineral wool insulation faced or unfaced . Exterior Sheathing 5/8-inch-thick exterior type gypsum sheathing for BWS 3 above). Exterior wall covering z—use 1. Any non-combustible exterior wall covering material using any standard installation technique. either 1,2 or 3 2. Any non-combustible exterior wall covering system with a combustible water-resistive barrier (WRB)that has successfully been tested in accordance with NFPA 285. 3. Any combustible exterior wall covering system with or without a combustible WRB that has successfully been tested in accordance with NFPA 285. 4. Table 4 below—Exterior Insulation 2 only with Claddings 6,7 and 8 per Table 4 of this report(SPF as Exterior Insulation). Read notes carefully. 5. Table 4 below—Exterior Insulation 3(with coating)only with Cladding 9 thru 18 per Table 4 of this report SPF as Exterior Insulation).Read notes carefully. Flashing of window,door and As an option,flash around window,door and other exterior wall penetrations with limited amounts of other exterior wall penetrations maximum 12-inch wide flashing tape(acrylic,asphalt or butyl based)or liquid applied membrane material with or without fiber mesh reinforcement. Window Perimeter The window header,jambs and sill are covered with 0.080-inch aluminum flashing. The edges and top of the assembly were sealed with steel flashing. Windows and Doors shall be framed as required for the base wall. For SI: 1 inch=25.4 mm;1lb/ft3=16 kg/m3 'Fireblocking per Section 718 of the 2018,2015 and 2012 IBC and Section 717 of the 2009 IBC and thermal barrier material requirements must be met for BWS 1 and 2,as required by specific wall construction details when combustible concealed space is created on the exterior side of the exterior wall assembly. 2 Combustible exterior wall coverings shall be installed in accordance with manufacturer's installation requirements. Page 5 of 7