4 in. Dryer Vent Wall Plate Adapter for Duct to Wall Connection

Connect a semi rigid or flexible dryer hose without hose clamps with this 4-in. dryer vent wall plate adapter. It offers a tight seal and measures 6.5 in. x 6.5 in. to cover large areas. For keeping cold air from coming down your dryer hose vent into your dryer, it comes with a backdraft flap. It’s fire-rated to withstand heat.