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DocuSign Envelope ID:D561B1AE-DF34-4907-AD06-AOEB37BBE427 <br /> CHAPEL HILL ORANGE COUNTY VISITORS BUREAU August 12,2020 <br /> 308 WEST FRANKLIN,CHAPEL HILL,NC <br /> 2.2 INTERIOR GYPSUM BOARD <br /> A. General: Complying with ASTM C 36/C 36M or ASTM C 1396/C 1396M, as applicable to <br /> type of gypsum board indicated and whichever is more stringent. <br /> 1. Available Manufacturers: Subject to compliance with requirements, manufacturers <br /> offering products that may be incorporated into the Work include, but are not limited to, <br /> the following: <br /> a. American Gypsum Co. <br /> b. BPB America Inc. <br /> C. G-P Gypsum. <br /> d. Lafarge North America Inc. <br /> e. National Gypsum Company. <br /> f. PABCO Gypsum. <br /> g. Temple. <br /> h. USG Corporation. <br /> B. Regular Type: <br /> 1. Walls use 5/8" Gypsum Board with long edges tapered. <br /> 2. Ceilings use 1/2" Gypsum Board with long edges tapered. <br /> C. Moisture- and Mold-Resistant Type: With moisture- and mold-resistant core and surfaces for <br /> patch and reapuir work at toilet rooms. . <br /> 1. Core: 5/8 inch(15.9 mm), Type X. <br /> 2. Long Edges: Tapered. <br /> 2.3 TRIM ACCESSORIES <br /> A. Interior Trim: ASTM C 1047. <br /> 1. Material: Paper-faced galvanized steel sheet. <br /> 2. Shapes: <br /> a. Cornerbead. <br /> b. Bullnose bead. <br /> C. LC-Bead: J-shaped; exposed long flange receives joint compound. <br /> d. L-Bead: L-shaped; exposed long flange receives joint compound. <br /> e. U-Bead: J-shaped; exposed short flange does not receive joint compound. <br /> f. Expansion(control)joint. <br /> g. Curved-Edge Cornerbead: With notched or flexible flanges. <br /> 2.4 JOINT TREATMENT MATERIALS <br /> A. General: Comply with ASTM C 475/C 475M. <br /> GYPSUM BOARD 092900 - 3 <br />