Products / BURmastic Supreme Composite Ply

BURmastic Supreme Composite Ply is a polyester, glass and polyester trilaminate reinforcement coated with SBS-modified waterproofing asphalt. It is a ply sheet for multi-ply BURmastic cold-process systems, and is also used as a smooth-surfaced membrane in modified bitumen systems, as a hot- or cold-applied base sheet, in BUR and AlphaGuard fluid-applied systems, and as a flashing sheet. The data sheet states it exceeds ASTM D4601, Type II, lists it as UL Classified, and gives a thickness of 0.063 in.