Vent Systems 4 Inch Stainless Steel Air Exhaust Vent Cover - Dryer Vent Rain Hood - Wall-Mounted Metal Vent with Non-Return Flap - Indoor & Outdoor Use HVAC for Bathroom, Home, Kitchen

Features

• Air exhaust vent ensures optimal airflow by allowing air to exit the building. A square-shaped stainless steel intake or exhaust vent cover designed for both indoor and outdoor use.
• Dimensions: The flange connector's diameter is 3.93", the outside dimensions is 5.39" x 5.39", and the flange depth is 2.04".
• The Non-Return Valve in this dryer vent cover prevents backdrafts and the infiltration of outside air, ensuring better indoor air quality. The vent cover opens smoothly for maximum exhaust flow and optimal performance. Featuring a drip cap, it acts like an umbrella for your walls, protecting them from water stains.
• The inner sleeve is designed to fit both round spiral ducts and flexible ducts. The connecting flange plate has mounting holes in each corner, allowing the product to be securely attached to the wall with 4 screws.
• Suitable for residential, public, commercial and manufacturing buildings, both indoor and outdoor use, this product offers a durable, aesthetically pleasing finish that ensures long-lasting performance.