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BURmastic® Supreme Composite Ply consists of polyester/glass/polyester trilaminate reinforcement coated with waterproofing asphalt.
BURmastic Supreme Composite Ply is designed as a ply sheet for application in multi-ply configurations over insulation boards and/or base sheets in the BURmastic cold process roof system. BURmastic Supreme Composite Ply is also used in MB roof systems as a smooth surfaced membrane. BURmastic Supreme Composite Ply can also be used as a hot or cold applied base sheet, in BUR and AlphaGuard Fluid Applied Roof Systems, and as a flashing membrane sheet. BURmastic Supreme Composite Ply exceeds the requirements of ASTM D 4601, Type II.
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