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INDIAN RIVER COUNTY <br />JULY 25, 2014 <br />INTERGENERATIONAL RECREATION CENTER 100% CONSTRUCTION DOCUMENTS <br />2.3 FRONT -PROJECTION SCREEN MATERIAL <br />A. Matte -White Viewing Surface: Peak gain of not less than 0.9, and gain of not less than 0.8 at an <br />angle of 50 degrees from the axis of the screen surface. <br />1. Products: Subject to compliance with requirementsavailable products that may be <br />incorporated into the Work include, but are not limited to, the following: <br />a. BEI Audio -Visual Products; Matte White. <br />b. Bretfurd, Inc; Matte White. <br />c. Da -Lite Screen Company; Matte White. <br />d. Draper ineMatte White. <br />e. Stewart Filmscreen Corporation; Snomatte 100. <br />B. <br />C. Size of Viewing Surface: 84 by 84 inches (2133 by 2133 <br />PART 3 - EXECUTION <br />3.1 INSTALLATION <br />Install front -projection screens at locations indicated to comply with screen manufacturer's <br />written instructions. <br />B. Install front -projection screens with screen cases in position and in relation to adjoining <br />construction indicated. Securely anchor to supporting substrate in a manner that produces a <br />smoothly operating screen with vertical edges plumb and viewing surface flat when screen is <br />lowered. <br />1. Install low -voltage controls according to NEPA 70 and complying with manufacturer's <br />written instructions. <br />a. Wiring Method: Install wiring in raceway except in accessible ceiling spaces and <br />in gypsum board partitions where unenclosed wiring method may be used. Use <br />UL -listed plenum cable in environmental air spaces, including plenum ceilings. <br />Conceal raceway and cables except in unfinished spaces. <br />2. Test electrically operated units to verify that screen controls, limit switches, closures, and <br />other operating components are in optimum functioning condition. <br />3. Test manually operated units to verify that screen -operating components are in optimum <br />functioning condition. <br />END OF SECTION 115213 <br />PROJECTION SCREENS 115213 - 4 <br />