
GAF StormGuard Film-Surfaced Leak Barrier, 3 ft x 66.7 ft (200 sq. ft.) Roll
StormGuard Film-Surfaced Leak Barrier Roll
Self-adhered roofing leak barrier from GAF designed to create a watertight seal at vulnerable roof areas. Helps prevent leaks from ice dams and wind-driven rain on shingle or metal roofs; ideal for eaves, rakes, valleys, and around penetrations.
Key Features:
- Self-Adhered Protection: Creates a 100% watertight seal at eaves, rakes, valleys, and around chimneys/vents
- Ice and Water Defense: Helps prevent leaks from ice dams and wind-driven rain for year-round protection
- Code-Compliant Performance: Meets ASTM D1970; Miami-Dade, Florida Building Code, UL Classified; ICC-ES ESR-1322
- Convenient Coverage: 3 ft x 66.7 ft roll provides 200 sq. ft. (2 SQ) of coverage
- Durable Film Surface: Tough film-faced membrane stands up to installation and jobsite handling
Specifications Table:
| Specification | Details |
|---|---|
| Product Name | StormGuard Film-Surfaced Leak Barrier |
| Brand | GAF |
| Type | Self-adhered roofing leak barrier underlayment |
| Roll Size | 3 ft x 66.7 ft |
| Coverage | 200 sq. ft. (18.58 sq. m) — 2 SQ roll |
| Style | Underlayment |
| Unit of Measure | Roll (RL) |
| Weight | 65 lb (approx.) |
| Applicable Standards/Approvals | ASTM D1970; Miami-Dade County Approved; Florida Building Code Approved; UL Classified; ICC-ES Evaluation Report (ESR-1322) |
| Manufacturer Number | 0939000MV |
| Product Number | GAFSGFS2 |
Frequently Asked Questions (FAQ):
Q: Is this product self-adhered or mechanically fastened?
A: It is a self-adhered leak barrier that bonds to the roof deck to create a watertight seal.
Q: Where should I install it?
A: Use at roof eaves and rakes, in valleys, and around penetrations like chimneys, skylights, and vents on shingle or metal roofs.
Q: What size area does one roll cover?
A: Each roll covers approximately 200 square feet (2 squares).
Q: What codes or approvals does it meet?
A: ASTM D1970; Miami-Dade County Approved; Florida Building Code Approved; UL Classified; ICC-ES ESR-1322.
Q: Can it be used in cold climates for ice dam protection?
A: Yes—it's designed to help protect against leaks caused by ice dams in northern climates.
Quiet Strength Beneath the Surface
This sleek, film-surfaced membrane is the invisible guardian that keeps a roofline pristine and interiors serene. I love its refined, matte finish—discreet yet incredibly capable at every vulnerable edge and valley. Pair it with crisp architectural shingles or standing seam metal to underscore a modern silhouette while safeguarding the details. Consider it the foundation of luxurious living: beauty above, confidence below.
Safeguard your roof’s most vulnerable areas—add StormGuard to your project for durable, code-compliant leak protection.
Original: $113.56
-70%$113.56
$34.07Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
StormGuard Film-Surfaced Leak Barrier Roll
Self-adhered roofing leak barrier from GAF designed to create a watertight seal at vulnerable roof areas. Helps prevent leaks from ice dams and wind-driven rain on shingle or metal roofs; ideal for eaves, rakes, valleys, and around penetrations.
Key Features:
- Self-Adhered Protection: Creates a 100% watertight seal at eaves, rakes, valleys, and around chimneys/vents
- Ice and Water Defense: Helps prevent leaks from ice dams and wind-driven rain for year-round protection
- Code-Compliant Performance: Meets ASTM D1970; Miami-Dade, Florida Building Code, UL Classified; ICC-ES ESR-1322
- Convenient Coverage: 3 ft x 66.7 ft roll provides 200 sq. ft. (2 SQ) of coverage
- Durable Film Surface: Tough film-faced membrane stands up to installation and jobsite handling
Specifications Table:
| Specification | Details |
|---|---|
| Product Name | StormGuard Film-Surfaced Leak Barrier |
| Brand | GAF |
| Type | Self-adhered roofing leak barrier underlayment |
| Roll Size | 3 ft x 66.7 ft |
| Coverage | 200 sq. ft. (18.58 sq. m) — 2 SQ roll |
| Style | Underlayment |
| Unit of Measure | Roll (RL) |
| Weight | 65 lb (approx.) |
| Applicable Standards/Approvals | ASTM D1970; Miami-Dade County Approved; Florida Building Code Approved; UL Classified; ICC-ES Evaluation Report (ESR-1322) |
| Manufacturer Number | 0939000MV |
| Product Number | GAFSGFS2 |
Frequently Asked Questions (FAQ):
Q: Is this product self-adhered or mechanically fastened?
A: It is a self-adhered leak barrier that bonds to the roof deck to create a watertight seal.
Q: Where should I install it?
A: Use at roof eaves and rakes, in valleys, and around penetrations like chimneys, skylights, and vents on shingle or metal roofs.
Q: What size area does one roll cover?
A: Each roll covers approximately 200 square feet (2 squares).
Q: What codes or approvals does it meet?
A: ASTM D1970; Miami-Dade County Approved; Florida Building Code Approved; UL Classified; ICC-ES ESR-1322.
Q: Can it be used in cold climates for ice dam protection?
A: Yes—it's designed to help protect against leaks caused by ice dams in northern climates.
Quiet Strength Beneath the Surface
This sleek, film-surfaced membrane is the invisible guardian that keeps a roofline pristine and interiors serene. I love its refined, matte finish—discreet yet incredibly capable at every vulnerable edge and valley. Pair it with crisp architectural shingles or standing seam metal to underscore a modern silhouette while safeguarding the details. Consider it the foundation of luxurious living: beauty above, confidence below.
Safeguard your roof’s most vulnerable areas—add StormGuard to your project for durable, code-compliant leak protection.






















