12" x 18" Plastic Wall Louver Static Vent in White - Efficient Ventilation

The GAF Master Flow Plastic Wall Louver Vent is designed for attic intake or exhaust applications. Its convenient, one-piece construction eliminates the need for a screen and can be used as either an intake or exhaust vent. Finished in white to blend with most interiors, it is suitable for both flush and recessed applications.