8" x 30" or 30" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 10.5" X 32.5"] flat stamped steel Actual Filter Size – 27

Actual Filter Size – 27 3/4"w x 35 3/4" x 1"

Actual Filter Size – 29 3/4"w x 27 3/4" x 1"

Carefully Shrink Wrapped With Cardboard Backing To Prevent Damage In Shipment

Pressure rating: 2300 to 6500 psi

8" x 30" or 30" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 10.5" X 32.5"] flat stamped steel Actual Filter Size – 27+ Product Details Perfect Fit & Easy Sizing Designed for a 8" x 30" or 30" x 8" duct opening (measured at the opening), with actual outer dimensions of 10. 5" W x 32. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 7. 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