26" x 28" or 28" x 26" Cube Core Eggcrate Return Air Grille 10" Round Duct Pipe Actual Filter Size – 33

Actual Filter Size – 33 3/4"w x 9 3/4" x 1"

actual front end outer dimensions are approximately 14 5/8" width X 28 5/8" height

+ Product Details Size - 34"w X 14"h is the size for the duct opening measurement only

75" height

These grilles and registers give you an extra measure of quality that are visible to your family members and house guests

26" x 28" or 28" x 26" Cube Core Eggcrate Return Air Grille 10" Round Duct Pipe Actual Filter Size – 33+ Product Details Size 26" x 28" or 28" x 26" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 75" X 29. 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