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CERTAINTEED 452 FLEXIGLASS BASE SHEET 3SQUARE
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Product Composition and Features:
FLEXIGLAS Base Sheet is manufactured on a durable, high quality fiber glass mat which receives a coating of modified bitumen compound and is lightly surfaced with a mineral release agent. The fiber glass base mat provides uniform strength and resists moisture absorption. FLEXIGLAS Base Sheet’s modified bitumen compound provides increased durability with improved pliability and handling characteristics for smoother, more uniform applications.