Compression Packing Seal, Thickness 1/2 in, Overall Length 10 ft, Material Ceramic Fiber, Color White, Edge Shape Square, Minimum Temperature Not Applicable, Maximum Temperature 2,300 Degrees F, Standards Not Applicable, Compatible Product Type Not Applicable, Density 75 lb/cu ft, Features Seals are Flexible and Conform to Uneven Surfaces, Square 1/2 in