Perpendicular Oriented Mineral Insulation: ASTM C1393, Type IIIB, Category 2: For piping equal to or larger than 10 in (250 mm) diameter operating at temperatures up to +850°F (454°C): CorningTM FiberglasTM FLEXWRAP® Insulation. Perpendicular Oriented Mineral Fiber Insulation: ASTM C1393, Type II, Category 1: For piping to or larger than 10 in (250 mm) diameter operating at temperatures up to +650°F (343°C): Owens CorningTM FiberglasTM Pipe and Tank Insulation. FIELD-APPLIED JACKETS General: Field-applied jackets shall comply with ASTM C921. At Below-Ambient Temperatures: Type I. At Above-Ambient Temperatures: Type II, where a vapor barrier is not required. PVC Jackets: ASTM D1784, Class 16354-C; 0.020 in thick PVC jacketing and fitting covers. Acceptable Manufacturer: Proto Corp., Clearwater, FL 33762; Aluminum Jackets: ASTM C1729, Class A, 0.016 in thick aluminum jacket with 3 mil thick polysurlyn moisture barrier factory-heat-laminated to the interior surface. Acceptable Manufacturer: ITW Insulation Systems, Houston, TX 77022; ACCESSORY MATERIALS Accessories: Provide accessories per insulating system manufacturer’s recommendations, including the following: Closure Materials: Butt strips, bands, wires, staples, mastics, adhesives, and pressure-sensitive tapes. Mold resistant mastics are recommended for chilled water applications. Field-Applied Jacketing Materials: Sheet metal, plastic, canvas, fiber glass cloth, insulating cement, PVC fitting covers. Support Materials: Hanger straps, hanger rods, saddles, support rings, and high density inserts. Adhesives For Indoor Applications: VOC content of 50 g/L or less when calculated according to 40 CFR 59, Subpart D (EPA Method 24). EXECUTION EXAMINATION Verify that materials and accessories can be installed in accordance with Contract Documents and material manufacturers' recommendations.
Perpendicular Oriented Mineral Insulation: ASTM C1393, Type IIIB, Category 2: For piping equal to or larger than 10 in (250 mm) diameter operating at temperatures up to +850°F (454°C): CorningTM FiberglasTM FLEXWRAP® Insulation. Perpendicular Oriented Mineral Fiber Insulation: ASTM C1393, Type II, Category 1: For piping to or larger than 10 in (250 mm) diameter operating at temperatures up to +650°F (343°C): Owens CorningTM FiberglasTM Pipe and Tank Insulation. FIELD-APPLIED JACKETS General: Field-applied jackets shall comply with ASTM C921. At Below-Ambient Temperatures: Type I. At Above-Ambient Temperatures: Type II, where a vapor barrier is not required. PVC Jackets: ASTM D1784, Class 16354-C; 0.020 in thick PVC jacketing and fitting covers. Acceptable Manufacturer: Proto Corp., Clearwater, FL 33762; Aluminum Jackets: ASTM C1729, Class A, 0.016 in thick aluminum jacket with 3 mil thick polysurlyn moisture barrier factory-heat-laminated to the interior surface. Acceptable Manufacturer: ITW Insulation Systems, Houston, TX 77022; ACCESSORY MATERIALS Accessories: Provide accessories per insulating system manufacturer’s recommendations, including the following: Closure Materials: Butt strips, bands, wires, staples, mastics, adhesives, and pressure-sensitive tapes. Mold resistant mastics are recommended for chilled water applications. Field-Applied Jacketing Materials: Sheet metal, plastic, canvas, fiber glass cloth, insulating cement, PVC fitting covers. Support Materials: Hanger straps, hanger rods, saddles, support rings, and high density inserts. Adhesives For Indoor Applications: VOC content of 50 g/L or less when calculated according to 40 CFR 59, Subpart D (EPA Method 24). EXECUTION EXAMINATION Verify that materials and accessories can be installed in accordance with Contract Documents and material manufacturers' recommendations.