CertainTeed Roofing
CertainTeed Roofing WinterGuard® Sand Waterproofing Shingle Underlayment - 2 SQ. Roll
Item:
#10642
Product:
#CTRWGS2
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