CertainTeed Roofing WinterGuard Sand Waterproofing Shingle Underlayment, 2 SQ Roll (3 ft x 65 ft, 195 sq ft)
Regular price $104.73WinterGuard Sand Waterproofing Shingle Underlayment, 2 SQ Roll
Self-adhering, polymer-modified asphalt underlayment designed to stop water intrusion at eaves, valleys, and other vulnerable roof areas. The sand-surfaced membrane seals around fasteners, providing a vapor-tight, durable barrier for long-lasting roof protection.
Key Features:
- Self-Adhered Waterproof Barrier: Polymer-modified asphalt seals around nails to block leaks at critical roof areas
- Sand Finish Surface: Provides traction and workable surface during installation
- Generous Coverage: 3 ft x 65 ft roll covers 195 sq ft (2 squares)
- Heavy-Duty Build: 60 mil (1.5 mm) thickness for durability and tear resistance
- Code-Compliant Performance: Meets ASTM D1970; UL 790 classified for use under Class A, B, or C shingles; Miami-Dade, Florida, ICC ESR-1492, and CSA A123.22 approved
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
|---|---|
| Product name | WinterGuard Sand Waterproofing Shingle Underlayment - 2 SQ. Roll |
| Brand | CertainTeed Roofing |
| Roll width | 3 ft (36 in) |
| Roll length | 65 ft (780 in) |
| Coverage | 195 sq ft per roll (2 squares) |
| Thickness | 60 mil (1.5 mm) |
| Type | Self-adhered polymer-modified asphalt underlayment, sand surface |
| Item weight | 69 lb |
| Applicable standards/approvals | ICC ESR-1492; Miami-Dade County Approved; UL 790 (for use beneath Class A, B, or C fire-rated shingle systems); ASTM D1970; Florida Product Approval # FL 11288; CSA A123.22 |
| Warranty | Lifetime Limited Warranty |
| Manufacturer number | 51504 |
| Product number | CTRWGS2 |
Frequently Asked Questions (FAQ):
Q: Is this underlayment self-adhering?
A: Yes. It is a self-adhered, polymer-modified asphalt membrane that bonds to the deck and seals around fasteners.
Q: What is the roll size and coverage?
A: Each roll is 3 ft wide by 65 ft long and covers approximately 195 sq ft (2 squares).
Q: Where should I install it?
A: Use at eaves, valleys, rakes, dormers, and other leak-prone areas as part of an ice and water protection system.
Q: What certifications does it meet?
A: ASTM D1970, ICC ESR-1492, Miami-Dade County, Florida Product Approval FL 11288, CSA A123.22, and UL 790 classification under Class A, B, or C shingles.
Q: What is the thickness?
A: 60 mil (1.5 mm).
A Sleek, Secure Foundation for Elevated Rooflines
WinterGuard Sand lays down a refined, matte foundation that quietly powers a roof’s performance. I love the sanded surface—subtle, tactile, and thoughtfully engineered to support safe, precise installation. Pair it with architectural shingles in deep charcoal to craft a silhouette that feels tailored and timeless. It’s a discreet essential that brings true luxury through confidence and longevity.
Protect your roof’s most vulnerable areas with WinterGuard Sand—add this 2-square roll to your project for code-compliant, leak-stopping performance.
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