32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Powder-Coated actual front end outer dimensions

actual front end outer dimensions are approximately 18 5/8" width X 30 5/8" height

Filter Size - 35

Actual Filter Size – 15 3/4"w x 17 3/4" x 1"

This thoughtful design ensures optimal air circulation for your HVAC system

32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Powder-Coated actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 10" OR 10" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 12. 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