Weld-O-Glass Blankets, 40 in X 50 yd, Fiberglass, Yellow

Features : ANSI FM-4950 approved for use in vertical applications (1.4.3) with light-moderate exposures resulting from chipping, grinding, heat treating, sand blasting and light horizontal welding | Prevents sparks from escaping from a confined area | Prevents sparks from escaping from a confined area