32" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Color_R-4.2 Yellow Actual Filter Size – 35

Actual Filter Size – 35 3/4"w x 21 3/4" x 1"

+ Product Details Size - 14"w X 10"h is the size for the duct opening measurement only

+ Product Details Size – 24"w X 16"h is the size for the duct opening measurement only

+ Product Details Size – 14"w X 16"h is the size for the duct opening measurement only

Ideal for Walls & Ceilings: Designed for seamless installation in standard 12" X 12" duct openings

32" x 6" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Color_R-4.2 Yellow Actual Filter Size – 35Strong aluminum frame & cube core that never rusts Rigid design with noise free components quiet airflow Cubic core eggcrate design has the highest rate of airflow efficiency