26" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w6h6 providing maximum flexibility

providing maximum flexibility

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 12" OR 12" x 26" duct opening (measured at the opening)

actual front end outer dimensions are approximately 22 5/8" width X 8 5/8" height

Actual Front End Outer Dimensions Are 3

Ideal for Walls & Ceilings: Designed for seamless installation in standard 18" X 12" duct openings

26" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w6h6 providing maximum flexibility+ Product Details Perfect Fit & Easy Sizing Designed for a 26" x 14" OR 14" x 26" duct opening (measured at the opening), with actual outer dimensions of 28. 5" W x 16. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 25. 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