... and preventing the damages caused by ultraviolet radiation. Property: 1. The EPE in the middle layer can be made according ... and endurable to heat , cold and chemical reaction etc.Usage:1. Roof, wall, floor,ceiling,attic,livestock shelter,basement,duct ... degrade over time.Mold and mildewNo growthLinear shrinkageNoneFire ratingClass A/Class 1AWTA test report of R-value rating for reference: clip ...