24" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter flat stamped steel Perfectly suited for both residential

Perfectly suited for both residential and commercial use

+ Product Details Size – 10" x 16" or 16" x 10" is the size for the duct opening measurement only

+ Product Details Size - 18"w X 20"h is the size for the duct opening measurement only

+ Product Details Size – 20"w X 25"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 24 5/8" width X 14 5/8" height

24" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter flat stamped steel Perfectly suited for both residential+ Product Details Perfect Fit & Easy Sizing Designed for a 24" x 16" OR 16" x 24" duct opening (measured at the opening), with actual outer dimensions of 26. 5" W x 18. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 23. 75" x 15. 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