Description
Control Your Airflow on drop ceiling grilles
+ Product Details Size – 16"w X 22"h is the size for the duct opening measurement only
+ Product Details Size – 24"w X 16"h is the size for the duct opening measurement only
+ Product Details Size – 26"w X 22"h is the size for the duct opening measurement only
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28" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Outdoor Vent Covers Control Your Airflow on drop+ Product Details Perfect Fit & Easy Sizing Designed for a 28" x 32" OR 32" x 28" duct opening (measured at the opening), with actual outer dimensions of 30. 5" W x 34. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 27. 75" x 31. 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