
GAF MasterFlow Slant-Back Plastic IR65 Roof Louver, 65 Sq. In. NFVA, Brown
MasterFlow IR65 Slant-Back Plastic Roof Louver
Premium plastic slant-back roof louver designed to exhaust heat and moisture from the attic. Provides 65 sq. in. of net free vent area and is suitable for roof pitches 3:12 or greater.
Key Features:
- Efficient Ventilation: 65 sq. in. Net Free Vent Area helps remove attic heat and moisture
- Durable Construction: Tough plastic body built for long-lasting performance
- Code Compliant: Texas Department of Insurance RV-61, CSA Certified, Florida Building Code, and Miami-Dade County Approved
- Easy Fit: Designed for roof pitches 3:12 or greater
- Clean Aesthetic: Low-profile slant-back design in brown to blend with shingles
Specifications Table:
| Specification | Details |
|---|---|
| Manufacturer Number | IR65BR |
| Product Number | GAFIR65BR |
| Base Material | Plastic |
| Color | Brown |
| Net Free Vent Area (NFVA) | 65 Sq. In. |
| Allowable Roof Pitch | 3:12 or Greater |
| Height | 5-7/8" (149.23 mm) |
| Dimension | 18" |
| Style | Ventilation and Drainage |
| Applicable Standards/Approvals | Texas Department of Insurance Evaluation - RV-61; CSA Certified; Florida Building Code Approved; Miami-Dade County Approved |
| Unit of Measure | PC |
| Item Weight | 2.6167 lb |
Frequently Asked Questions (FAQ):
Q: What roof pitch is this vent suitable for?
A: It is designed for roofs with a pitch of 3:12 or greater.
Q: How much ventilation does it provide?
A: It provides 65 square inches of Net Free Vent Area (NFVA).
Q: What is the vent made of?
A: It is constructed from plastic.
Q: Is it approved for use in high-wind or coastal areas?
A: Yes, it carries approvals including Miami-Dade County, Florida Building Code, CSA, and Texas Department of Insurance RV-61.
Q: What color is this model?
A: Brown.
Streamlined Form, Elevated Function
With its crisp, slant-back silhouette, this vent introduces a refined, low-profile note to the roofline while quietly powering airflow. The rich brown finish melts into architectural shingles, keeping the look tailored and discreet. Pair it with clean-lined fascia and a monochrome gutter palette to heighten the modern sensibility. It’s a subtle yet essential detail that supports a home’s comfort with polished sophistication.
Choose the MasterFlow IR65 today for reliable attic ventilation that blends seamlessly with your roof.
Original: $20.25
-70%$20.25
$6.08Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
MasterFlow IR65 Slant-Back Plastic Roof Louver
Premium plastic slant-back roof louver designed to exhaust heat and moisture from the attic. Provides 65 sq. in. of net free vent area and is suitable for roof pitches 3:12 or greater.
Key Features:
- Efficient Ventilation: 65 sq. in. Net Free Vent Area helps remove attic heat and moisture
- Durable Construction: Tough plastic body built for long-lasting performance
- Code Compliant: Texas Department of Insurance RV-61, CSA Certified, Florida Building Code, and Miami-Dade County Approved
- Easy Fit: Designed for roof pitches 3:12 or greater
- Clean Aesthetic: Low-profile slant-back design in brown to blend with shingles
Specifications Table:
| Specification | Details |
|---|---|
| Manufacturer Number | IR65BR |
| Product Number | GAFIR65BR |
| Base Material | Plastic |
| Color | Brown |
| Net Free Vent Area (NFVA) | 65 Sq. In. |
| Allowable Roof Pitch | 3:12 or Greater |
| Height | 5-7/8" (149.23 mm) |
| Dimension | 18" |
| Style | Ventilation and Drainage |
| Applicable Standards/Approvals | Texas Department of Insurance Evaluation - RV-61; CSA Certified; Florida Building Code Approved; Miami-Dade County Approved |
| Unit of Measure | PC |
| Item Weight | 2.6167 lb |
Frequently Asked Questions (FAQ):
Q: What roof pitch is this vent suitable for?
A: It is designed for roofs with a pitch of 3:12 or greater.
Q: How much ventilation does it provide?
A: It provides 65 square inches of Net Free Vent Area (NFVA).
Q: What is the vent made of?
A: It is constructed from plastic.
Q: Is it approved for use in high-wind or coastal areas?
A: Yes, it carries approvals including Miami-Dade County, Florida Building Code, CSA, and Texas Department of Insurance RV-61.
Q: What color is this model?
A: Brown.
Streamlined Form, Elevated Function
With its crisp, slant-back silhouette, this vent introduces a refined, low-profile note to the roofline while quietly powering airflow. The rich brown finish melts into architectural shingles, keeping the look tailored and discreet. Pair it with clean-lined fascia and a monochrome gutter palette to heighten the modern sensibility. It’s a subtle yet essential detail that supports a home’s comfort with polished sophistication.
Choose the MasterFlow IR65 today for reliable attic ventilation that blends seamlessly with your roof.






















