Description
actual front end outer dimensions are approximately 32 5/8" width X 20 5/8" height -
+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 30" or 30" x 8" duct opening (measured at the opening)
actual front end outer dimensions are approximately 30 5/8" width X 20 5/8" height
actual front end outer dimensions are approximately 20 5/8" width X 18 5/8" height
Actual Filter Size – 17 3/4"w x 25 3/4" x 1"
26" x 36" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Copper Coil actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 26" x 36" OR 36" x 26" duct opening (measured at the opening), with actual outer dimensions of 28. 5" W x 38. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 25. 75" x 35. 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