6" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 8.5" x 8.5"] 14in diameter Slots are angled to diversify

Slots are angled to diversify the airflow in 2 way direction

+ Product Details Size - 24"w X 10"h is the size for the duct opening measurement only

resisting rust and wear while adding a sleek

Heavier gauge than needed

+ Product Details Size - 10"w X 16"h is the size for the duct opening measurement only

6" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 8.5" x 8.5"] 14in diameter Slots are angled to diversify+ Product Details Perfect Fit & Easy Sizing Designed for a 6" x 6" duct opening (measured at the opening), with actual outer dimensions of 8. 5" W x 8. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 5. 75" x 5. 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 strong,