Roofing and cladding composite flame retardant EPDM elastomer Gasket

摘要

The present Invention relates to a material of EPDM Roofing with a Top Surface exposed to the atmosphere and a Bottom surface of a substrate Unit RoofingWherein Said material has a Predetermined thickness and has Incorporated an Additive flame retardant substantially nothing else in that position which extends from Said materialThe Upper surface and the lower Surface to inside,Where the thickness of the portion of the material that incorporates the Additive flame retardant is within the Limits of up to 75 percent of the total thickness of the Mat.Wasteland.