34" x 18" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w36h36 gymnasiums & restaurants

gymnasiums & restaurants

See our separate listing for Butterfly Dmaper to Control Airflow

positioning supply and return grills accordingly

actual front end outer dimensions are approximately 27 5/8" width X 8 5/8" height

powder-coated finish adds a touch of elegance while also being scratch-resistant

34" x 18" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w36h36 gymnasiums & restaurants+ Product Details Perfect Fit & Easy Sizing Designed for a 34" x 18" Or 18" x 34" duct opening (measured at the opening), with actual outer dimensions of 36. 5" W x 20. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 33. 75" x 17. 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