1-11/16" x 3 ft. Fiberglass Pipe Insulation, 1" Wall Price For: Each Includes: Pressure Sensitive Adhesive System Insulation Type: Hinged with Self Sealing Lap Item: Pipe Insulation Length: 3 ft. Material: Fiberglass Green Certification or Other Recognition: GREENGUARD Certified Green Environmental Attribute: Total VOC Emissions Less Than or Equal To 0.5 mg/m and Formaldehyde Emissions Less Than or Equal To 0.05 ppm Color: Tan Standards: UL 723, ASTM E84 or CAN/ULC S-102-M, GREENGUARD, ASTM C 547; ASTM C 1136, Types 1-IV; ASTM C 795, MIL-I-22344D, Nuclear Regulatory Commission Guide 1.36, Non-Metallic Thermal Insulation; MIL-I-24244C (Ships); U.S. Coast Guard Approval No. 164.009; CAN/CGSB-51.9 - Type I, Class 2; New York City MEA No. 344-83; NFPA 90A; ASTM C411; ASTM C302; ASTM E96 (Procedure A) Temp. Range: 0 Degrees to 1000 Degrees F Wall Thickness: 1" Approx. R Value: 5.6 Approx. K Value: 0.18 For Iron Pipe Size: 1-1/4" Country of Origin (subject to change): Unknown