Top Outlet Ceiling Diffuser Box | 6" X 6" X 4" | Galvanized Steel Metal Box Is Compatible With Duct 4" Color_Gray + Product Details Size &

+ Product Details Size & Compatibility – The size of the side round ceiling box is 10" X 10" X 7" and it is compatible with duct 7"

Achieve the perfect airflow with adjustable control by rotating the middle disk

+ Product Details Size - 6"w X 32"h X 2"d (for duct opening measurement only)

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 10" OR 10" x 22" duct opening (measured at the opening)

How To Measure A Floor RegisterOverall Size: Measure the size of the opening

Top Outlet Ceiling Diffuser Box | 6" X 6" X 4" | Galvanized Steel Metal Box Is Compatible With Duct 4" Color_Gray + Product Details Size &+ Product Details Size & Compatibility The size of the side round ceiling box is 6" X 6" X 4" and it is compatible with duct 4" Premium Quality Made in the USA. Our Galvanized Duct Box is made of high quality 26 Gauge galvanized sheet metal for durability. It features a snap lock design for easy fitting and a secure connection. Applications The C box duct with drywall flange, round connects to vent register diffuser, airflow conditioning ceiling