32" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter with filter Rust-Free Aluminum - Made from

Rust-Free Aluminum - Made from strong

Universal size

Efficient Airflow Design: The slots are meticulously angled to diversify airflow in two directions

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 36" OR 36" x 28" duct opening (measured at the opening)

32" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter with filter Rust-Free Aluminum - Made from+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 34. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 31. 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 Made from