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40 <br />3 <br />SECTION 07200 - INSULATION <br />Ceilings; <br />When Wood Trusses: Provide (R-19) Batt insulation - installed <br />r between the bottom chords of the pre --engineered roof trusses. <br />Install in all ceiling spaces and where shown on the drawings. <br />When Steel Joists: Provide (R-19) Batt insulation - layed on top <br />" of the suspended acoustical panels. <br />When Concrete Joists and neck: Provide roof top insulation board <br />per plans for uppermost floor. No ceiling insulation for all lower <br />flooryceiling assemblies. <br />When Ceiling Assembly is used as a return air plenum: Provide no <br />insulation within the plenum space. <br />Exterior Wails: <br />When Concrete Block Walls: if furring space is 3/4," use (R-5.4) <br />3/41" foil -faced rigid insulation on walls full height to bottom <br />chord of roof trusses/joists as shown on the drawings. If furring <br />space is 1 1/2,1" use same product and 3/41' air space for a total <br />(R-8.2). <br />When Wood Frame or Steel Assembly Walls: R-11 in 3 1/21' walls, and <br />R-19 in 5 1/2" walls. Utilize foil faced or waxed Kraft paper <br />faced fiberglass batt insulation. <br />Interior Walls: <br />Framed walls, Woad or Metal Stud: 3-1/2" Sound Batt insulation <br />where shown on the plans. <br />Staples or Adhesive: As recommended by the insulation <br />manufacturer. <br />Attic Barriers: <br />Provide a foil drape between the floor roof trusses prior to <br />installing the plywood decking. R-10 Min. <br />Staples: As recommended by the insulation manufacturer. <br />Installation: <br />a. Allow proper air space for thermal insulation, using flanges <br />provided, in accordance with manufacturer's printed <br />instructions. <br />u. YiVYl[.1C a "nii�iuiuui vi a 2" ai.e space di.. all perimeter overhangs <br />between the insulation face and the underside of roof decking. <br />Utilize vinyl or cardboard prefab vent sleeves as required to <br />maintain said clearance. <br />***IND OF SECTION*** <br />07200-1 <br />