32" x 30" Cube Core Eggcrate Return Air Filter Grille for 1" Filter fixed bar + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 36" x 16" OR 16" x 36" duct opening (measured at the opening)

Polished Pre-Finish Gloss Varnish Ready To Install - Can Also Be Sanded And Re-finished According To Application Needs

actual front end outer dimensions are approximately 10 5/8" width X 20 5/8" height

12" Diameter Is The Size For The Duct Opening Measurement Only

complete with a set of sponge gasket and mounting frame

32" x 30" Cube Core Eggcrate Return Air Filter Grille for 1" Filter fixed bar + Product Details Perfect Fit+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 30" OR 30" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 32. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 29. 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