Gable louvers help provide attic ventilation to exhaust unwanted heat and moisture which can damage wood or roofing materials. A balanced ventilation system (50% intake ventilation combined with 50% exhaust ventilation) can also lower utility bills. Conforms to federal specification QQ-5775A, type 1, class 4 ASTM A-653- meets FHA codes. 28-Gauge galvanized steel, 1-piece construction with a 2 in. thick frame. 1/4 in. Galvanized wire mesh prevents entry from birds or large insects.
Net free vent area 147 square inches
Durable polyester paint finish
Rough opening 14-1/4 inch x 24-1/4 inch
Nailing flange at center of frame 1 inch back for siding install
