Construction Metals GLFF1212WH 12" x 12" White Gable Louver 12" x 12", pre-painted white finish, gable louver, 28 gauge galvanized steel 1 piece construction with a 2 inch thick Frame, 1/4 inch galvanized wire mesh, 63 sq-in net free vent area, ventilates 131 SQFT Manufactured in China