10" x 16" or 16" x 10" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper you have 16 different varieties

you have 16 different varieties to choose from

+ Product Details Operating Temperature From -40°F To +248°F [-40°C To +120°C]

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Works for every air conditioning & refrigeration application including ductless mini-split

+ Product Details Size – 30"w X 8"h is the size for the duct opening measurement only

10" x 16" or 16" x 10" Cube Core Eggcrate Return Air Grille Fixed Blades with Damper you have 16 different varieties+ Product Details Size 10" x 16" or 16" x 10" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11. 75" X 17. 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