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CertainTeed Roofing
WinterGuard® Sand Waterproofing Shingle Underlayment - 2 SQ. Roll
QXO product C-010642 · 1 options
Selected: CTR WINTERGUARD SAND 3X65 2SQ
QXO SKU 10642 · Product number CTRWGS2
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- Dimension
- 3 ft x 65 ft
- UOM
- PLT|RL
- Item Weight
- 68
- Algae Resistance
- No
- 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
About this product
WinterGuard™ waterproofing shingle underlayment is the solution for winning the battle against water penetration in your roof's most vulnerable places. WinterGuard™ is a composite material of asphalt polymers, formed into a rolled sheet. The asphalt makes it vapor-tight, and the polymers make the asphalt elastic and sticky. This protective barrier is able to stretch and seal around nails driven through it. Placing WinterGuard™ a minimum of 24" past the interior wall line at the eave provides your first line of defense. WinterGuard™ Sand Finish.



