14" x 36" or 36" x 14" Cube Core Eggcrate Return Air Grille Supply Grille + How To Measure A

+ How To Measure A Grille Overall Size:

+ Product Details Size – 34"w X 18"h is the size for the duct opening measurement only

Its sturdy construction guarantees a smooth

Suitable For Floor Wall & ceiling Applications

Installing the plaster frame is effortless – secure it into your sheetrock

14" x 36" or 36" x 14" Cube Core Eggcrate Return Air Grille Supply Grille + How To Measure A+ Product Details Size 14" x 36" or 36" x 14" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15. 75" X 37. 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