28" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 12in diameter +Product Description Introducing our Modern

+Product Description Introducing our Modern Floor Register Grille with Dampers – a perfect blend of elegance and functionality for your home

+ Product Details Perfect Fit & Easy Sizing - Designed for a 24" x 20" OR 20" x 24" duct opening (measured at the opening)

+ Product Details Size - 25"w X 20"h is the size for the duct opening measurement only

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Lock and Key included

28" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 12in diameter +Product Description Introducing our Modern+ Product Details Perfect Fit & Easy Sizing Designed for a 28" x 6" OR 6" x 28" duct opening (measured at the opening), with actual outer dimensions of 30. 5" W x 8. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 27. 75" x 5. 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 Made