Division 7 Ebook Page 574 Steel Stud Structural Fire Resistance ASTM E119 Tech Bulletin

Technical Bulletin SS-03 ENCLOSURE SOLUTIONS Technical Bulletin SS-03 Gypsum Board, Exterior, Bearing or Non-Bearing Wall Any 5/8 in. thick UL Classified exterior Gypsum Board that is eligible for use in Design Nos. L501, G512 or U305. Nom 5/8 in. thick, 4 ft wide. Gypsum board applied vertically with joints centered over studs. Fastened to the steel studs with a 1 in. long Type S self-drilling, self-tapping steel screws spaced 8 in. OC along the edges and 12 in. OC in the field of the board. See Gypsum Board* Category (CKNX) for list of manufacturers. N/A Any 5/8 in. thick UL Classified exterior Gypsum Board that is eligible for use in Design Nos. L501, G512 or U305. Nom 5/8 in. thick, 4 ft wide. Gypsum board applied vertically with joints centered over studs. Fastened to the steel studs with a 1 in. long Type S self- drilling, self-tapping steel screws spaced 8 in. OC along the edges and 12 in. OC in the field of the board. See Gypsum Board* Category (CKNX) for list of manufacturers. Air & Water Resistive Barrier Any WRB listed in Tables 2a or 2b N/A Tremco ExoAir 230, Combustible Air and Weather Barrier Sealant- - Applied to completely cover the gypsum sheathing at a min thickness of 35 mil (0.9 mm) dry, 70 mil (1.8 mm) wet thickness. Masonry Anchors/Ties Zinc barrel screw masonry veneer anchors with 1 in. long self- drilling tip attached into steel studs. Includes flanged head/integral zinc/EPDM washer, and themal break clip to receive pintle wire tie. Installed on each stud 16 in. vertically with 2 in. diameter plastic brick tie washers. Attached to steel studs 16 in. OC max. Underlay bracket with self-sealing gasket material and secure with 2-1/2 in. long Type S-12 steel screws. Bracket legs penetrate XPS and engage steel stud flange. Wall anchors attached to steel studs with 1/2 in. long Type S-12 self-drilling, self- tapping steel screws, spaced max 24 in. OC. Zinc barrel screw masonry veneer anchors with 1 in. long self- drilling tip attached into steel studs. Includes flanged head/integral zinc/EPDM washer, and themal break clip to receive pintle wire tie. Installed on each stud 16 in. vertically with 2 in. diameter plastic brick tie washers. Continuous Insulation (CI) (Alternate 1) Foamular 250, Unfaced max 4 in. thick applied to studs with Type S-12 ceramic coated self- drilling steel screws of sufficient length spaced 12 in. OC with 2 in. diameter plastic pronged continuous insulation washers. Foamular 150 or 250, max 2 in. thick, faced or unfaced, applied to studs with 2-1/2 in. long Type S-12 self- drilling, self-tapping steel screws spaced 12 in. OC. Foamular 150 or 250, max 2 in. thick, faced or unfaced, applied to studs with 2-1/2 in. long Type S-12 self- drilling, self-tapping steel screws spaced 12 in. OC. Foamular 250, Unfaced max 4 in. thick applied to studs with Type S-12 ceramic coated self-drilling steel screws of sufficient length spaced 12 in. OC with 2 in. diameter plastic pronged continuous insulation washers. Continuous Insulation (CI) (Alternate 2) Thermafiber RainBarrier or HD (mineral wool), 16 in. wide, unfaced, max 4" thick, single or multiple layer, , installed over WRB and exterior gypsum board N/A CI Joint Treatment for use with XPS CI JointSealR Foam Seam Tape (optional) Min 2 in. wide plastic tape placed over joints of XPS on exterior surface of wall or sealant placed within the joints of the XPS Min 2 in. wide plastic tape placed over joints of XPS on exterior surface of wall or sealant placed within the joints of the XPS Not specified Air Space 1" minimum

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