26" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Insulated Line these airflow control components provide

these airflow control components provide you with effortless control over your indoor environment

actual front end outer dimensions are approximately 36 5/8" width X 38 5/8" height

+ Product Details Size – 12"w X 8"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 20 5/8" width X 12 5/8" height

26" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Insulated Line these airflow control components provide+ Product Details Perfect Fit & Easy Sizing Designed for a 26" x 32" OR 32" x 26" duct opening (measured at the opening), with actual outer dimensions of 28. 5" W x 34. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 25. 75" x 31. 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