Description
Fiberglass-Reinforced Roofing Underlayment Roll
GAF Shingle-Mate Roof Deck Protection is a fiberglass-reinforced asphalt-saturated felt underlayment designed to help protect your roof deck from wind-driven rain and moisture under asphalt shingles. Its reinforcement helps reduce wrinkling and buckling so shingles can lay flatter for a more uniform finished roof.
Key Features:
- Moisture Defense: Helps prevent wind-driven rain from infiltrating the roof system under shingles
- Fiberglass-Reinforced Stability: Designed to resist wrinkling/buckling for a flatter lay and smoother shingle appearance
- High Coverage Roll: Approximately 432 sq. ft. per roll (4.32 squares), excluding laps, to reduce the number of rolls needed
- Nail-On Application: Installs using nails over recommended wood roof decks
- Asphalt Shingle Compatible: Intended for use under asphalt shingles on approved roof decks
Specifications Table:
| Specification | Details |
|---|---|
| Category | Roofing Materials |
| Sub Category | Steep Slope Roofing Underlayment |
| Unit of Measure | RL – Roll |
| Coverage Area | 432 sq ft |
| Squares (100 sq. ft.) per Roll | 4.32 |
| Roll Width | 36 in |
| Unrolled Length | 144 ft |
| Application Method | Nail |
| Underlayment/Barrier Type | Asphalt-Saturated Felt Underlayment |
| Material | Asphalt |
| Color Family | Black |
| Texture | Smooth |
| Surface Recommended | Wood |
| Roofing Product Type | Underlayment |
| Fire Rating (UL 790) | No Rating Available |
| Manufacturer Warranty | N/A |
| Product Weight | 30 lb |
| Product Thickness | 7.5 in |
Frequently Asked Questions (FAQ):
Q: How much area does one roll cover?
A: About 432 sq. ft. per roll (approximately 4.32 squares), excluding overlap/lap areas.
Q: What type of underlayment is this?
A: An asphalt-saturated felt underlayment that is fiberglass-reinforced to help reduce wrinkling and buckling.
Q: How is it installed?
A: It is designed to be installed with nails over the roof deck before installing asphalt shingles.
Q: Can it be left exposed to weather?
A: No—Shingle-Mate Roof Deck Protection must not be left exposed to precipitation.
Q: What roof deck surfaces is it recommended for?
A: Recommended surface is wood.
The Quiet Layer That Makes a Roof Feel Impeccably Finished
Luxury is often built in the unseen layers—and this roof deck protection is exactly that kind of essential. The fiberglass-reinforced construction helps it lie flatter, creating a cleaner foundation so shingles read crisp and uniform from the street. Think of it as couture understructure: smooth, controlled, and designed to perform under pressure. It’s the kind of detail that elevates a home’s silhouette—beautifully—and makes lasting protection feel effortless.
Add GAF Shingle-Mate underlayment to your roofing system for flatter shingle installation and dependable moisture protection beneath the surface.
