28" x 28" Cube Core Eggcrate Return Air Grille return grille ready to enhance your space

ready to enhance your space

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angle them down for effective warmth distribution

+ Product Details Size – 16" x 28" or 28" x 16" is the size for the duct opening measurement only

pair it with our butterfly dampers

28" x 28" Cube Core Eggcrate Return Air Grille return grille ready to enhance your space+ Product Details Size 28" x 28" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 29. 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 electric