8" x 6" or 6" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 10.5" X 8.5"] 8" Diameter This thoughtful design ensures optimal

This thoughtful design ensures optimal air circulation for your HVAC system

Actual Filter Size – 7 3/4"w x 31 3/4" x 1"

actual front end outer dimensions are approximately 20 5/8" width X 27 5/8" height -

+ Product Details Perfect Fit & Easy Sizing - Designed for a 32" x 34" Or 34" x 32" duct opening (measured at the opening)

actual front end outer dimensions are approximately 30 5/8" width X 12 5/8" height

8" x 6" or 6" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 10.5" X 8.5"] 8" Diameter This thoughtful design ensures optimal+ Product Details Perfect Fit & Easy Sizing Designed for a 8" x 6" or 6" x 8" duct opening (measured at the opening), with actual outer dimensions of 10. 5" W x 8. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 7. 75" x 5. 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 Made