22" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w30h30 this grill will provide the

this grill will provide the design aesthetic you're looking for

+ Product Details Size – 26"w X 20"h is the size for the duct opening measurement only

+ Product Details Size - 36"w X 32"h is the size for the duct opening measurement only

12"w X 4"h Is The Size For The Duct Opening Measurement Only

+ Product Details Size - 20"w X 4"h is the size for the duct opening measurement only

22" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w30h30 this grill will provide the+ Product Details Perfect Fit & Easy Sizing Designed for a 22" x 34" OR 34" x 22" duct opening (measured at the opening), with actual outer dimensions of 24. 5" W x 36. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 21. 75" x 33. 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