20" x 28" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 2-Way + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 32" OR 32" x 20" duct opening (measured at the opening)

actual front end outer dimensions are approximately 2" wider

polished appearance that adds elegance to any room

Smooth Powder Coat Finish: The grill boasts a sleek and smooth powder coat finish that not only adds a touch of elegance to your surroundings but also enhances its resistance against wear and tear

Actual Filter Size – 7 3/4"w x 9 3/4" x 1"

20" x 28" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 2-Way + Product Details Perfect Fit+ Product Details Perfect Fit & Easy Sizing Designed for a 20" x 28" OR 28" x 20" duct opening (measured at the opening), with actual outer dimensions of 22. 5" W x 30. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 19. 75" x 27. 75" x 1" Premium Airflow Efficiency High performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan. Durable, Rust Free Aluminum