14" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 2-Way To Maximize Ventilation Results

To Maximize Ventilation Results

designed for superior airflow control and noise-free operation

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actual front end outer dimensions are 21

actual front end outer dimensions are 26

14" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 2-Way To Maximize Ventilation Results+ Product Details Perfect Fit & Easy Sizing Designed for a 14" x 8" or 8" x 14" duct opening (measured at the opening), with actual outer dimensions of 16. 5" W x 10. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 13. 75" x 7. 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