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Description
GAF FeltBuster Synthetic Roof Underlayment, 48 in x 250 ft (1000 sq ft)GAF FeltBuster Synthetic Roof Underlayment (48" x 250') GAF FeltBuster is a high traction synthetic roofing underlayment designed to protect decks beneath shingles. The durable polypropylene construction resists tearing and moisture while its medium gray surface stays cooler than traditional black felt for easier installation. Key Features: Enhanced Traction Surface: Special spunbond top layer improves walkability compared to typical asphalt felts
GAF FeltBuster Synthetic Roof Underlayment (48" x 250')
GAF FeltBuster is a high-traction synthetic roofing underlayment designed to protect decks beneath shingles. The durable polypropylene construction resists tearing and moisture while its medium-gray surface stays cooler than traditional black felt for easier installation.
Key Features:
- Enhanced Traction Surface: Special spunbond top layer improves walkability compared to typical asphalt felts
- Durable Synthetic Build: Non-asphaltic polypropylene resists tearing, moisture absorption, brittleness, and oil leaching
- Cooler Working Surface: Medium-gray finish can be up to 30°F cooler than black felt for more comfortable installs
- Lightweight, Wide Roll: 48-inch width and 10-square coverage per roll speeds application over large areas
- Better Aesthetics: Lies flatter to reduce wrinkle telegraphing for a cleaner-looking roof
Specifications Table:
| Specification | Details |
|---|---|
| Series Name | FeltBuster |
| Type | Roof deck protection |
| Material | Synthetic (Non-asphaltic polypropylene) |
| Application Method | Nail |
| Underlayment Grade | #30 |
| Coverage Area | 1000 sq ft |
| Length | 250 ft |
| Width | 48 in |
| Weight | 23 lbs |
| Warranty | Limited lifetime (when part of GAF Lifetime Roofing System) |
| For Use with Asphalt Shingles | Yes |
| For Use with Metal Roofing | No |
| For Use with Wood Shakes | No |
| For Use with Flat Roofing | Yes |
| Prop 65 Warning (CA) | No |
| UNSPSC | 30151500 |
Frequently Asked Questions (FAQ):
Q: Is FeltBuster waterproof?
A: No—it's water-resistant and intended as a secondary water-shedding layer beneath the primary roof covering.
Q: What roofing materials is it compatible with?
A: Designed for use under asphalt shingles; not intended for metal or wood shakes. Listed as suitable for flat roofing in specs.
Q: How is it installed?
A: Install with nails following printed fastening guides on the sheet; use as underlayment, not as a temporary roof.
Q: What is the coverage per roll?
A: Each 48 in x 250 ft roll covers 1,000 sq ft (10 squares).
Q: Does it come with a warranty?
A: Eligible for a Limited Lifetime Warranty when part of a GAF Lifetime Shingles roof, per GAF warranty terms.
A Sleek, High-Performance Base for Beautiful Rooflines
FeltBuster’s cool gray surface lays impeccably flat, creating a refined foundation that elevates any shingle pattern. I love the wide-format roll—it streamlines coverage and keeps seams clean for a polished silhouette. Pair it with dimensional shingles and crisp metal accents to highlight roof geometry. It’s a discreet essential that ensures a resilient, luxe finish from the very first layer.
Upgrade your roof’s first line of defense with GAF FeltBuster for durable, cooler, and easier installation performance.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy