Round Back Vent, 12" Diameter Spun Aluminum Static Roof Vent with Curb Mount Flange, NFA 113 Sq. In. (Many colors available).

Our Round Back Vent never rusts, and it always looks new, so the look of the house is protected! A quality product made in America, the Round Back Vent stops any bugs or rodents from entering, and is engineered to lower attic temperatures in the summer.

• Prevents rain, snow, insects and animals from entering
• Provides 113 square inches of free air space

The Curb Mount Flange makes this vent ready to install on existing an existing, roof curb, a wooden roof curb, or one of our durable, corrosion resistant aluminum roof curbs, available as an option.