CMI 12-in x 18-in Brown Rectangle Steel Gable Vent

Gable louvers help provide adequate attic ventilation that reduces unwanted heat and moisture, which can damage wood or roofing materials. The right amount of ventilation can also lower utility bills. Conforms to federal spec. QQ-5775A, Type 1, class 4 ASTM A-527- meets fa codes. 28 gauge galvanized steel, one piece construction with a 2 In. thick frame. 1/8 In. galvanized wire mesh prevents entry from birds or large insects. Pre painted brown finish.