32" x 36" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Powder-Coat + Product Details Size –

+ Product Details Size – 16" x 32" or 32" x 16" is the size for the duct opening measurement only

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allow you to customize airflow direction with ease

+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 26" or 26" x 8" duct opening (measured at the opening)

actual front end outer dimensions are approximately 32 5/8" width X 28 5/8" height

32" x 36" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Powder-Coat + Product Details Size –+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 36" Or 36" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 38. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 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