6" x 14" or 14" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 8.5" X 16.5"] 10in diameter + Product Details Size -

+ Product Details Size - The listed 4" diameter refers specifically to the size of the duct opening

Do not measure the overall size of the register itself

During summer

Whether you choose the modern contemporary

Installation Location – Wall or door mount - door thickness up to 32mm - anodised finish - smooth & beautiful

6" x 14" or 14" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 8.5" X 16.5"] 10in diameter + Product Details Size -+ Product Details Perfect Fit & Easy Sizing Designed for a 6" x 14" or 14" x 6" duct opening (measured at the opening), with actual outer dimensions of 8. 5" W x 16. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 5. 75" x 13. 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