






GAF Shingle-Mate Roof Deck Protection Felt Underlayment, 36 in x 144 ft, 400 sq ft Coverage
GAF Shingle-Mate Felt Roof Underlayment, 400 sq ft
GAF Shingle-Mate is a fiberglass-reinforced felt roof underlayment that helps protect the roof deck from moisture infiltration. Sized at 36 inches by 144 feet, it covers 400 sq ft and supports asphalt shingles with a flatter, more uniform finish.
Key Features:
- Moisture Defense: Helps prevent wind-driven rain from infiltrating under shingles
- Reinforced Stability: Fiberglass reinforcement resists buckling and wrinkling
- Better Shingle Finish: Promotes flat, uniform shingle appearance for a professional look
- Lightweight Handling: Easier to carry and install than typical #30 asphalt felts
- Proven Coverage: 36 in x 144 ft roll provides 400 sq ft of roof deck protection
Specifications Table:
| Specification | Details |
|---|---|
| Series Name | Shingle-Mate |
| Type | Roof deck protection |
| Material | Felt |
| Application Method | Nail |
| Underlayment Grade | #30 |
| Coverage Area (Sq. Feet) | 400 |
| Length (Feet) | 144 |
| Weight (lbs.) | 36 |
| Width (Inches) | 36 |
| CA Residents: Prop 65 Warning(s) | No |
| Warranty | Limited lifetime |
| For Use with Asphalt Shingles | Yes |
| For Use with Metal Roofing | No |
| For Use with Wood Shakes | No |
| For Use with Flat Roofing | No |
| UNSPSC | 30151500 |
Frequently Asked Questions (FAQ):
Q: What roofing types is this underlayment compatible with?
A: It is designed for use under asphalt shingles; it is not intended for metal roofing, wood shakes, or flat roofing.
Q: How is Shingle-Mate installed?
A: Apply to the roof deck and fasten with nails per local code and manufacturer instructions.
Q: What is the roll size and coverage?
A: Each roll is 36 inches wide by 144 feet long, providing 400 square feet of coverage.
Q: Does it have a warranty?
A: Yes, it carries a limited lifetime warranty when used as part of the GAF Roofing System; see GAF warranty for details.
Q: Is it heavy to handle on the roof?
A: No, it is lighter and easier to handle than typical #30 asphalt felts.
A Sleek, Seamless Foundation for a Polished Roofline
Shingle-Mate lays down a refined, uniform base that elevates the look of any asphalt-shingle roof. Its fiberglass reinforcement keeps surfaces smooth and wrinkle-free, setting the stage for crisp lines and a clean silhouette. Pair it with rich, dimensional shingles to create a cohesive, high-impact exterior. Consider it the quiet essential that brings a luxe, finished feel to your home’s curb appeal.
Choose GAF Shingle-Mate to shield your roof deck and achieve a smoother, more professional shingle finish.
Original: $90.26
-70%$90.26
$27.08Product Information
Product Information
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Description
GAF Shingle-Mate Felt Roof Underlayment, 400 sq ft
GAF Shingle-Mate is a fiberglass-reinforced felt roof underlayment that helps protect the roof deck from moisture infiltration. Sized at 36 inches by 144 feet, it covers 400 sq ft and supports asphalt shingles with a flatter, more uniform finish.
Key Features:
- Moisture Defense: Helps prevent wind-driven rain from infiltrating under shingles
- Reinforced Stability: Fiberglass reinforcement resists buckling and wrinkling
- Better Shingle Finish: Promotes flat, uniform shingle appearance for a professional look
- Lightweight Handling: Easier to carry and install than typical #30 asphalt felts
- Proven Coverage: 36 in x 144 ft roll provides 400 sq ft of roof deck protection
Specifications Table:
| Specification | Details |
|---|---|
| Series Name | Shingle-Mate |
| Type | Roof deck protection |
| Material | Felt |
| Application Method | Nail |
| Underlayment Grade | #30 |
| Coverage Area (Sq. Feet) | 400 |
| Length (Feet) | 144 |
| Weight (lbs.) | 36 |
| Width (Inches) | 36 |
| CA Residents: Prop 65 Warning(s) | No |
| Warranty | Limited lifetime |
| For Use with Asphalt Shingles | Yes |
| For Use with Metal Roofing | No |
| For Use with Wood Shakes | No |
| For Use with Flat Roofing | No |
| UNSPSC | 30151500 |
Frequently Asked Questions (FAQ):
Q: What roofing types is this underlayment compatible with?
A: It is designed for use under asphalt shingles; it is not intended for metal roofing, wood shakes, or flat roofing.
Q: How is Shingle-Mate installed?
A: Apply to the roof deck and fasten with nails per local code and manufacturer instructions.
Q: What is the roll size and coverage?
A: Each roll is 36 inches wide by 144 feet long, providing 400 square feet of coverage.
Q: Does it have a warranty?
A: Yes, it carries a limited lifetime warranty when used as part of the GAF Roofing System; see GAF warranty for details.
Q: Is it heavy to handle on the roof?
A: No, it is lighter and easier to handle than typical #30 asphalt felts.
A Sleek, Seamless Foundation for a Polished Roofline
Shingle-Mate lays down a refined, uniform base that elevates the look of any asphalt-shingle roof. Its fiberglass reinforcement keeps surfaces smooth and wrinkle-free, setting the stage for crisp lines and a clean silhouette. Pair it with rich, dimensional shingles to create a cohesive, high-impact exterior. Consider it the quiet essential that brings a luxe, finished feel to your home’s curb appeal.
Choose GAF Shingle-Mate to shield your roof deck and achieve a smoother, more professional shingle finish.






















