32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 6in Both lines taped together every

Both lines taped together every 18in for easier handling & installation

+ Product Details Size - 26"w X 4"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 20 5/8" width X 14 5/8" height

actual front end outer dimensions are approximately 12 5/8" width X 22 5/8" height -

32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 6in Both lines taped together every+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 10" OR 10" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 12. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 9. 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