Ventilation Maximum 4 inch Outdoor Wall Dryer Vent Cover, Bathroom Vent
FEATURES: The Ventilation Maximum AF4C (4'' inch) outdoor dryer vent cover vent cover is designed to prevent cold, rain, snow and wind from penetrating the unit. A triple sealed and insulated exhaust flap/trap also offers energy savings by efficiently closing off the opening from inside the home or commercial/industrial building.
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