28" x 24" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 6" Round Duct Pipe This aluminum adjustable louvered garage

This aluminum adjustable louvered garage vent allows air ventilation and circulation in your garage 24 hours a day

Design – Multi-shutter damper with handle lever for easy opening and closing - screws included

+ Product Description Introducing the Louver Floor Register from HVAC Premium – your gateway to enhanced home comfort and style

+ Product Details Size - 36"w X 8"h is the size for the duct opening measurement only

actual front end outer dimensions are 26

28" x 24" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 6" Round Duct Pipe This aluminum adjustable louvered garage+ Product Details Perfect Fit & Easy Sizing Designed for a 28" x 24" OR 24" x 28" duct opening (measured at the opening), with actual outer dimensions of 30. 5" W x 26. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 27. 75" x 23. 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