22" x 30" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 10in diameter + Product Details Size –

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

ensuring consistent and efficient air distribution throughout your space

Perforated steel grille for return air flow

Carefully packaged to prevent damage during shipment

22" x 30" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 10in diameter + Product Details Size –+ Product Details Perfect Fit & Easy Sizing Designed for a 22" x 30" OR 30" x 22" duct opening (measured at the opening), with actual outer dimensions of 24. 5" W x 30. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 21. 75" x 29. 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