Master Flow 65 sq. in. NFA Gray Resin High Impact Slant Back Roof Louver Static Vent (Carton of 6)

The GAF Master Flow Resin Slant Back Roof Louver is designed for attic ventilation. The fully enclosed hood deters rodent and insect infiltration and leaf and pine needle clogging. The resin slant back roof louver is an excellent choice against weather infiltration, especially in steep-slope applications. Each vent offers a full 65 sq. in. of Net Free Ventilating Area (NFA).

• Sturdy high-impact resin construction offers optimum durability
• Pre-drilled holes facilitate hassle-free installation
• Backed by a 4-year warranty