10" x 14" or 14" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 12.5" X 16.5"] w36h36 Featuring a multi-shutter damper with

Featuring a multi-shutter damper with an easy-access lever

} li { margin-bottom: 15px

width: 20px

both individually adjustable

baffles and plaster frames available

10" x 14" or 14" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 12.5" X 16.5"] w36h36 Featuring a multi-shutter damper with+ Product Details Perfect Fit & Easy Sizing Designed for a 10" x 14" or 14" x 10" duct opening (measured at the opening), with actual outer dimensions of 12. 5" W x 16. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 9. 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