CertainTeed Roofing
CertainTeed Roofing WinterGuard® Sand Waterproofing Shingle Underlayment - 1 SQ. Short Roll
Item:
#288077
Product:
#CTRWGS1
Manufacturer:
#51504
- Applicable Standards: ICC ESR-1492
Miami-Dade County Approved
UL 790: Classified for use as underlayment beneath Class A, B, or C fire rated shingle systems
ASTM D1970
Florida Product Approval # FL 11288
CSA A123.22
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