Ceramic Fiber Blanket, Insulation Length 12.5 ft, Insulation Width 24 in, Insulation Density 6 cu ft/lb, Insulation Body Material Aluminum Silicate Fiber, Wall Thickness - Insulation 2 in, Insulation Approx. R Value @ 1000F 1.06, Insulation Max. Temp. 2, 300 Degrees F, Insulation Continuous Use Temp. 1, 922 Degrees F, Pipe Insulation Item Ceramic Fiber Blanket, Standards UL 723. This item has been restricted from sale in the following state (s): []