36" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter d scratch-resistant surface that maintains its

scratch-resistant surface that maintains its shine over time

+ Product Details Size - 18"w X 14"h is the size for the duct opening measurement only

Installation – Easy to Install

75" Width X 26

36" x 32" Cube Core Eggcrate Return Air Filter Grille for 1" Filter d scratch-resistant surface that maintains its+ Product Details Perfect Fit & Easy Sizing Designed for a 36" x 32" OR 32" x 36" duct opening (measured at the opening), with actual outer dimensions of 38. 5" W x 34. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 35. 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