20" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Grilles container) return

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+ Product Details Size - 34"w X 30"h is the size for the duct opening measurement only

+ Product Spec Sheet Floor Register Spec Sheet

this grille offers a seamless blend of functionality and aesthetics

Upgrade your air distribution strategy today – invest in the efficiency and convenience of the 6" Butterfly Damper

20" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Grilles container) return+ Product Details Perfect Fit & Easy Sizing Designed for a 20" x 10" OR 10" x 20" duct opening (measured at the opening), with actual outer dimensions of 22. 5" W x 12. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 19. 75" x 9. 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