14" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Color_White 75" Height - SEE BELOW

75" Height - SEE BELOW IN DESCRIPTION HOW TO MEASURE A GRILLE

but still very thin

background-color: #000

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14" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Color_White 75" Height - SEE BELOW+ Product Details Perfect Fit & Easy Sizing Designed for a 14" x 10" or 10" x 14" duct opening (measured at the opening), with actual outer dimensions of 16. 5" W x 12. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 13. 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