8" x 14" or 14" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 10.5" X 16.5"] w22h22 85" width X 7

85" width X 7

Ideal for Walls & Ceilings: Designed for seamless installation in standard 20" X 10" duct openings

+ Product Details Perfect Fit & Easy Sizing - Designed for a 10" x 16" or 16" x 10" duct opening (measured at the opening)

+ Product Details Size – 10" X 4" is the size for the duct opening (floor/vent hole) measurement only

+ Product Details Size - 28"w X 8"h is the size for the duct opening measurement only

8" x 14" or 14" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 10.5" X 16.5"] w22h22 85" width X 7+ Product Details Perfect Fit & Easy Sizing Designed for a 8" x 14" or 14" x 8" duct opening (measured at the opening), with actual outer dimensions of 10. 5" W x 16. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 7. 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