14" x 28" or 28" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Return Grille To Maximize Ventilation Results

To Maximize Ventilation Results

Do not measure the overall size of the register itself

Our coils have a a very high PSI burst pressure

actual front end outer dimensions are approximately 18 5/8" width X 34 5/8" height

14" x 28" or 28" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Return Grille To Maximize Ventilation Results+ Product Details Perfect Fit & Easy Sizing Designed for a 14" x 28" OR 28" X 14" duct opening (measured at the opening), with actual outer dimensions of 16. 5" W x 30. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 13. 75" x 27. 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