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BUILDING INSULATION <br />Section 07210 <br />15-1207 <br />1. Fasten anchors to wall by welding the pin to metal and then impale the insulation, or by <br />using pre -attached heads and welding them through the insulation. <br />2. Fasten anchors to wall with adhesive. Follow manufacturer's recommendations for <br />surface preparation and adhesive pattern. <br />3. Impale insulation on anchor and secure with washer. Select pin lengths to ensure tight <br />fit. Protect pin tips where subject to human contact. See manufacturer's diagram for <br />impaling pin pattern. <br />C. Adhesive Fastening: Apply insulation with adhesives. Follow adhesive manufacturer's <br />recommendations for surface preparation and adhesive pattern. <br />D. Furring strips: <br />1. Install insulation between furring strips, hat channels, or Z-shaped furring in areas <br />where finish surface will be applied. <br />2. Contact the furring strip manufacturer for recommendations on the appropriate fastener <br />system to use. <br />E. Between Metal Studs: Friction -fit Insulation between studs after cover material has been <br />installed on one side of the cavity. When unfaced insulation is used, and in applications <br />without a cover material or where the stud depth is larger than the insulation thickness, use <br />wire or metal straps to hold insulation in place. When faced insulation is used, the <br />attachment flanges may be taped to the face of metal stud prior to applying the interior finish. <br />Provide supplementary support to hold the product in place until finish surface is <br />applied when insulation is installed in heights over 8 feet. <br />F. Between Wood Studs: Friction -fit unfaced insulation between studs after cover material has <br />been installed on one side of the cavity. When unfaced insulation is used, and in applications <br />without a cover material, use wire or metal straps to hold insulation in place. When faced <br />insulation is used staple attachment flanges to face side of stud every 8 to 12 inches to <br />prevent gaps along the edge to the vapor retarding facing. <br />G. Board Wall Insulation: Install over studs or sheathing as shown. Attach to studs or solid <br />blocking using manufacturer's approved fasteners and written instructions. <br />3.04 INSTALLATION AT CEILING/ROOF/FLOOR <br />A. Comply with manufacturer's instructions for particular conditions of installation in each case. <br />B. Between Wood Roof Rafters: Staple insulation to the bottom face of the roof rafter at 8 to 12 <br />inch intervals. Staple the first flange on inside face of roof rafter. Staple every 6-8" apart with <br />a staple within 1" of each end of the batt. Position batt in cavity and staple the other flange to <br />the adjoining rafter. <br />C. At roof joists/framing, maintain continuous open ventilation space between top of insulation <br />and bottom of roof deck to allow free flow of air. <br />3.05 INSTALLATION AT INTERIOR WALLS (SOUND ATTENUATION) <br />A. Fill space between studs where scheduled, shown or noted; pack completely, free from gaps <br />5 <br />