34" x 36" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14" Diameter actual front end outer dimensions

actual front end outer dimensions are approximately 30 5/8" width X 36 5/8" height

antique bronze

875" width X 16" height

7/8" - 3397 PSI

Measuring 3" in diameter for the duct opening

34" x 36" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 14" Diameter actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 34" x 36" OR 36" x 34" duct opening (measured at the opening), with actual outer dimensions of 36. 5" W x 38. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 33. 75" x 35. 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