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

+ Product Details Size – 34"w X 6"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 18" OR 18" X 14" duct opening (measured at the opening)

75" width X 9

Actual Filter Size – 21 3/4"w x 11 3/4" x 1"

actual front end outer dimensions are approximately 14 5/8" width X 24 5/8" height

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