ECOPRO VENT 4 Inch Brown Plastic Dryer Vent Cover with Backdraft Damper – Exterior Wall Exhaust Hood Grille with Non-Return Protective Flap – Outside Air Vent Cover for Dryer, Bathroom & HVAC

ECOPRO VENT 4 Inch Brown Plastic Dryer Vent Cover with Backdraft Damper – Exterior Wall Exhaust Hood Grille with Non-Return Protective Flap – Outside Air Vent Cover for Dryer, Bathroom & HVAC

• FITS INTO 4 INCH DUCTS OR VENT OPENING - NECK OUTER DIAMETER: Ø3.90" INCHES. FLANGE DIMENSIONS: 6.02" x 5.83" INCHES. Dimensions between screw holes: 4.37" x 3.74" Inch. Neck depth: 1.18" Inch.
• Manufactured for indoor and outdoor use. Durable in harsh weather. Exposure to sunlight will not make the color of the plastic fade due to UV protection. Color: Brown
• Product is designed to be used as non-return exhaust hood. Cover protects the vent from outside environment and creatures entering it, including but not limited to cold air, ice, rain, snow. One directional flap does not affect air flow in the ventilation system and reduces energy costs on heating.
• SIMPLE INTALLATION: 1) Softly squeeze the sides and remove the hood with flap to expose screw holes. 2) Insert neck itno duct opening and fasten the flange to the surface with screws. 3) Reattach the hood with flap.
• Easily servicable - flap can be removed by softly squeezing its sides to pop it out of the sockets to expose the connection and the vent. We suggest duct maintenance every year to reduce energy costs and increase air flow in the ventilation system.