32" x 20" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w32h32 + Product Details Size -

+ Product Details Size - 22"w X 18"h X 2"d (for duct opening measurement only)

+ Product Details Size – 30"w X 32"h is the size for the duct opening measurement only

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Rigid Built For External Use – The sturdy and rigid design features noise-free components that eliminate vibration and excess noise to the louvers

+ Product Description Upgrade your ventilation with our premium grilles and registers

32" x 20" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w32h32 + Product Details Size -+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 20" OR 20" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 22. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 17. 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