32" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14" Round Duct Pipe Slim Sliding Metal Damper To

Slim Sliding Metal Damper To Control and Adjust Airflow

actual front end outer dimensions are approximately 21

+ Product Details Size - 30"w X 20"h is the size for the duct opening measurement only

order a 14x20

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32" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14" Round Duct Pipe Slim Sliding Metal Damper To+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 8" OR 8" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 10. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 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