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+ Product Details Size - 36"w X 18"h is the size for the duct opening measurement only
+ Product Details Size – 30"w X 14"h is the size for the duct opening measurement only
To Maximize Ventilation Results
+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 30" or 30" x 6" duct opening (measured at the opening)
Location – sidewall and ceiling
32" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14" Diameter + Product Details Size -+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 34" Or 34" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 36. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 33. 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
US$ 72.00
US$ 62.00
US$ 65.00
US$ 20.00
US$ 55.00