34" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 6in allowing you to take control

allowing you to take control of indoor air circulation without complications

adds a luxurious touch to any home

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 28" OR 28" X 14" duct opening (measured at the opening)

+ Product Details Size – 12"w X 12"h

actual front end outer dimensions are approximately 22 5/8" width X 20 5/8" height -

34" x 8" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Compatible With Duct 6in allowing you to take control+ Product Details Perfect Fit & Easy Sizing Designed for a 34" x 8" Or 8" x 34" duct opening (measured at the opening), with actual outer dimensions of 36. 5" W x 10. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 33. 75" x 7. 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