30" x 16" or 16" x 30" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w16h16 Works for every air conditioning

Works for every air conditioning & refrigeration application including ductless mini-split

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Our filter grille latch is easy to use on your fingers and requires no screwdriver to open

+ Product Details Size – 12"w X 20"h is the size for the duct opening measurement only

Solid Base Construction – Features a solid base for stable installation and reliable protection

30" x 16" or 16" x 30" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w16h16 Works for every air conditioning+ Product Details Perfect Fit & Easy Sizing Designed for a 30" x 16" OR 16" x 30" duct opening (measured at the opening), with actual outer dimensions of 32. 5" W x 18. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 29. 75" x 15. 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