34" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Curved Blade Steel with actual outer dimensions of

with actual outer dimensions of 10

+ Product Details Size - 24"w X 30"h is the size for the duct opening measurement only

85" width X 5

+ Product Details Size – 12" x 12" is the size for the duct opening measurement only

[Outer Dimensions: 26

34" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Curved Blade Steel with actual outer dimensions of+ Product Details Perfect Fit & Easy Sizing Designed for a 34" x 34" duct opening (measured at the opening), with actual outer dimensions of 36. 5" W x 36. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 33. 75" x 33. 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 from