12" x 32" or 32" x 12" Cube Core Eggcrate Return Air Grille 12" Round Duct Pipe Actual Filter Size – 17

Actual Filter Size – 17 3/4"w x 25 3/4" x 1"

Design – These are specially sized to fit into all drop ceilings

75" Width X 37

Elevate your living space with this sophisticated addition

+ Product Details Size – 12"w X 34"h is the size for the duct opening measurement only

12" x 32" or 32" x 12" Cube Core Eggcrate Return Air Grille 12" Round Duct Pipe Actual Filter Size – 17+ Product Details Size 12" x 32" or 32" x 12" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13. 75" X 33. 75". High Quality High quality, rust free aluminum construction with smooth finished edges and counter sunk screw holes (screws included); no sharp edges.. Installation Location sidewall and ceiling. Design Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing