34" x 34" Cube Core Eggcrate Return Air Grille 2-Way Round-neck-to-square-face construction results in 360

Round-neck-to-square-face construction results in 360 degree air diffusion pattern similar to a full round diffuser

+ Product Details Size - 10"w X 36"h is the size for the duct opening measurement only

2" X 10" Brass Victorian Floor Register Grille - Modern Contempo Decorative Grate - HVAC Vent Duct Cover - Brass Plated

+ Product Details Size - 25"w X 32"h is the size for the duct opening measurement only

75"H – fits a 10" X 8" duct opening

34" x 34" Cube Core Eggcrate Return Air Grille 2-Way Round-neck-to-square-face construction results in 360+ Product Details Size 34" x 34" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 35. 75" X 35. 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