Products / PRS Glass Ply IV

PRS Glass Ply IV is a fiberglass ply sheet made from inorganic, rot-resistant material whose porosity allows asphalt penetration, applied with hot asphalt, PERMASTIC cold adhesive or mechanical fasteners. The product data sheet states it meets or exceeds ASTM D2178 Type IV and carries an Underwriters Laboratories G1 classification, and lists a 180 foot by 36 inch roll weighing 45 lb with 487 square feet of net coverage.