26" x 26" Cube Core Eggcrate Return Air Grille Color_R-4.2 Yellow + Product Details Size -

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

+ Product Description Enhance your HVAC system's efficiency and your home's aesthetics with our premium aluminum air vent diffuser

+ Product Details Size – 32"w X 22"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 27 5/8" width X 34 5/8" height

+ Product Details Universal Fit - Accommodates almost any thermostat with dimensions of 8-1/4" H x 5-3/8" W x 3-1/2" D

26" x 26" Cube Core Eggcrate Return Air Grille Color_R-4.2 Yellow + Product Details Size -+ Product Details Size 26" x 26" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 75" X 27. 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 electric