26" x 32" or 32" x 26" Cube Core Eggcrate Return Air Grille Copper Coil-Insulated Line Set + Product Details Size -

+ Product Details Size - 24"w X 36"h is the size for the duct opening measurement only

Installation – Easy drop ceiling installation

Design – Removable frame for easy filter change & cleaning - uses a 1" thick filter

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

26" x 32" or 32" x 26" Cube Core Eggcrate Return Air Grille Copper Coil-Insulated Line Set + Product Details Size -+ Product Details Size 26" x 32" or 32" x 26" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 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