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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 /> B. Control Joints: Install control joints [at locations indicated on Drawings] [according to <br /> ASTM C 840 and in specific locations approved by Architect for visual effect]. <br /> C. Interior Trim: Install in the following locations: <br /> 1. Cornerbead: Use at outside corners[,unless otherwise indicated]. <br /> 2. Bullnose Bead: Use [at outside corners] [where indicated] <Insert requirements>. <br /> 3. LC-Bead: Use [at exposed panel edges] <Insert requirements>. <br /> 4. L-Bead: Use [where indicated] <Insert requirements>. <br /> 5. U-Bead: Use [at exposed panel edges] [where indicated] <Insert requirements>. <br /> 6. Curved-Edge Cornerbead: Use at curved openings. <br /> D. Exterior Trim: Install in the following locations: <br /> 1. Cornerbead: Use at outside corners. <br /> 2. LC-Bead: Use [at exposed panel edges] <Insert requirements>. <br /> E. Aluminum Trim: Install in locations [indicated on Drawings] <Insert requirements>. <br /> 3.5 FINISHING GYPSUM BOARD <br /> A. General: Treat gypsum board joints, interior angles, edge trim, control joints, penetrations, <br /> fastener heads, surface defects, and elsewhere as required to prepare gypsum board surfaces for <br /> decoration. Promptly remove residual joint compound from adjacent surfaces. <br /> B. Prefill open joints[,rounded or beveled edges,] and damaged surface areas. <br /> C. Apply joint tape over gypsum board joints, except those with trim having flanges not intended <br /> for tape. <br /> D. Gypsum Board Finish Levels: Finish panels to levels indicated below and according to ASTM <br /> C 840: <br /> 1. Level 1: Ceiling plenum areas, concealed areas, and where indicated. <br /> 2. Level 2: Panels that are substrate for tile. <br /> 3. Level 4: At panel surfaces that will be exposed to view,unless otherwise indicated. <br /> a. Primer and its application to surfaces are specified in other Division 09 Sections. <br /> E. Glass-Mat Gypsum Sheathing Board: Finish according to manufacturer's written instructions <br /> for use as exposed soffit board. <br /> F. Glass-Mat, Water-Resistant Backing Panels: Finish according to manufacturer's written <br /> instructions. <br /> G. Cementitious Backer Units: Finish according to manufacturer's written instructions. <br /> GYPSUM BOARD 092900 - 8 <br />