2-5/8" x 1-3/64" Elastomeric Elbow Pipe Fitting Insulation, 1/2" Wall Price For: Each Standards: UL 94 And Greenguard For Use On: Piping, Ducts and Tanks Item: Pipe Fitting Insulation Material: NBR/PVC Based Elastomeric Color: Black For Fitting Type: 90 Degrees Elbow Temp. Range: -297 Degrees to 220 Degrees F Insulation Nominal I.D.: 2-5/8" Length: 1-3/64" Width: 3-5/8" Wall Thickness: 1/2" Approx. R Value: 4.8 For Use On: Piping, Ducts and Tanks For Tube O.D.: 2-5/8" For Tube I.D.: 2-1/2" Country of Origin (subject to change): United States