VEVOR Return Air Filter Grille Fits W20 x H20 Inch Duct Opening Filter Not Included Return Air Vent Cover for Wall Powder-Coated Steel Return Air Grill Detachable Face/Door for 1 inch Filters

Our product ensures efficient airflow while maintaining quiet operation; It's ideal for living rooms, offices, kitchens, bathrooms, and malls, enhancing indoor air circulation quality;

Before installation, measure the wall opening to determine the correct size to order; Wall opening size equals the listed dimensions;

The slanted grille maximizes airflow for efficient air exchange between indoor and outdoor spaces, while also supporting filter installation to improve air quality;

How to Measure: Before installation, measure the wall opening to determine the correct size to order; Wall opening size equals the listed dimensions; For example, if the pipe opening on the wall is 20 inches wide by 20 inches high, please order the 20 x 20 size option;

Efficient Airflow: Enjoy a quiet and efficient ventilation experience for your heating and cooling system with this device (filter not included); The angled fin design maximizes airflow while ensuring quiet operation; For optimal performance, it’s recommended to regularly clean or replace the blades;

Rust-resistant and Durable: Made from high-strength steel, this return air grille withstands pressure and scratches; The steel stamping process ensures no sharp edges, and the rust-resistant powder coating avoids chipping, scratching, and fading; It’s built to handle tough environments and temperature changes;

Easy to Replace & Maintain: Includes screws for quick installation in 4 steps to enhance ventilation; The flip-open design allows for easy cleaning and replacement, with hidden hinges suitable for ceiling installation; You can also purchase compatible air filters separately for simultaneous ventilation and air purification;

Versatile Application: With its stylish and minimalist design, this return grille complements various interior styles; It’s ideal for living rooms, offices, kitchens, bathrooms, and malls, enhancing airflow when used with heaters, air conditioners, or combined systems in both residential and commercial environments;

Specification: Item Model Number: 1RAF2020-1; Installation Opening Dimensions: 19.9 x 19.9 in / 50.5 x 50.5 cm; Installation Opening Thickness: 1.06 in / 2.7 cm; Filter Slot Dimensions: 19.8 x 19.8 x 1.3 in / 50.3 x 50.3 x 3.2 cm; Net Weight: 5.51 lbs / 2.5 kg; Product Dimensions: 22.6 x 22.6 x 1.6 in / 57.5 x 57.5 x 4 cm