14" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w8h8 + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 16" x 24" OR 24" X 16" duct opening (measured at the opening)

actual front end outer dimensions are 13" Width X 13" Height

background-color: #000

Ideal for Walls & Ceilings: Designed for seamless installation in standard 12" X 4" duct openings

14" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w8h8 + Product Details Perfect Fit+ Product Details Perfect Fit & Easy Sizing Designed for a 14" x 6" or 6" x 14" duct opening (measured at the opening), with actual outer dimensions of 16. 5" W x 8. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 13. 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