1.1 This specification covers flexible sheet made from thermoplastic polyolefin (TPO) as the principal polymer, intended for use in single-ply roofing membranes exposed to the weather. The sheet shall contain reinforcing fabrics or scrims.1.2 Th
ASTM
Standard Specification for Thermoplastic Polyolefin Based Sheet Roofing
STD-55665
2006
2006-09-01
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