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SHSC HVAC and Roof Replacement Smith Sinnett / 2020072 <br />Orange County, North Carolina <br /> <br /> <br />THERMAL INSULATION 07 21 00 - 2 <br /> <br />UL or another testing and inspecting agency acceptable to authorities having jurisdiction. Identify <br />materials with appropriate markings of applicable testing and inspecting agency. <br />1. Surface-Burning Characteristics: ASTM E 84. <br />2. Fire-Resistance Ratings: ASTM E 119. <br />3. Combustion Characteristics: ASTM E 136. <br />1.6 DELIVERY, STORAGE, AND HANDLING <br />A. Protect insulation materials from physical damage and from deterioration by moisture, soiling, and other <br />sources. Store inside and in a dry location. Comply with manufacturer's written instructions for <br />handling, storing, and protecting during installation. <br />PART 2 - PRODUCTS <br />2.1 MANUFACTURERS <br />A. In other Part 2 articles where titles below introduce lists, the following requirements apply to product <br />selection: <br />1. Available Products: Subject to compliance with requirements, products that may be incorporated <br />into the Work include, but are not limited to, products specified. <br />2. Available Manufacturers: Subject to compliance with requirements, manufacturers offering <br />products that may be incorporated into the Work include, but are not limited to, manufacturers <br />specified. <br />2.2 GLASS-FIBER BLANKET INSULATION <br />A. Manufacturers: <br />1. CertainTeed Corporation. <br />2. Guardian Fiberglass, Inc. <br />3. Johns Manville. <br />4. Knauf Fiber Glass. <br />5. Owens Corning. <br />B. Unfaced, Glass-Fiber Blanket Insulation: ASTM C 665, Type I (blankets without membrane facing); <br />consisting of fibers; with maximum flame-spread and smoke-developed indexes of 25 and 50, <br />respectively; passing ASTM E 136 for combustion characteristics. <br />C. Where glass-fiber blanket insulation is indicated by the following thicknesses, provide blankets in batt or <br />roll form with thermal resistances indicated: <br />1. 3-1/2 inches thick with a thermal resistance of 13 deg F x h x sq. ft./Btu at 75 deg F. <br />2. 5-1/2 inches thick with a thermal resistance of 19 deg F x h x sq. ft./Btu at 75 deg F. <br />3. 7-1/2 inches thick with a thermal resistance of 25 deg F x h x sq. ft./Btu at 75 deg F. <br />D. For Sound Attenuation, provide Unfaced Glass-Fiber Blanket Insulation over suspended ceilings at <br />partitions in a width that extends insulation 48 inches on either side of partition and in interior wall <br />partitions. <br />1. Thickness: <br />a. 5-1/2 inches thick above suspended ceiling <br />b. 3-1/2 inches thick in interior wall partitions <br />2. Provide sound attenuation over suspended ceilings and interior wall partitions in areas indicated in <br />the Drawings. <br />DocuSign Envelope ID: 94E7997D-4F29-42F6-A9B4-0A160438D2A6