32" x 24" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Fixed Blades with Damper + Product Details Size –

+ Product Details Size – 8"w X 18"h is the size for the duct opening measurement only

75"H – fits a 16" X 10" duct opening

Simplified Installation: Our Radial Damper ensures easy setup

Lock and Key included

Actual Filter Size – 11 3/4"w x 13 3/4" x 1"

32" x 24" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Fixed Blades with Damper + Product Details Size –+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 24" OR 24" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 26. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 23. 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