20" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Insulated Line + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 22" or 22" x 12" duct opening (measured at the opening)

Overall Size:

+ Product Details Size – 22"w X 30"h is the size for the duct opening measurement only

1/2" - 3119 PSI

20" x 12" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Insulated Line + Product Details Perfect Fit+ Product Details Perfect Fit & Easy Sizing Designed for a 20" x 12" OR 12" x 20" duct opening (measured at the opening), with actual outer dimensions of 22. 5" W x 14. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 19. 75" x 11. 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