Side Outlet Ceiling Diffuser Box | 12" X 12" X 4" | Galvanized Steel Metal Box is Compatible with Duct 4" sidewall + Product Details Size -

+ Product Details Size - 20"w X 20"h X 2"d (for duct opening measurement only)

with actual outer dimensions of 8

+ Product Details Size & Compatibility – The size of sheet metal pipe is 5" round x 24"long

14" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover

Upgrade to a new standard of air quality and aesthetics with our Aluminum Ceiling Diffuser

Side Outlet Ceiling Diffuser Box | 12" X 12" X 4" | Galvanized Steel Metal Box is Compatible with Duct 4" sidewall + Product Details Size -+ Product Details Size & Compatibility The size of the side round ceiling box is 12" X 12" 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 This sheet metal register duct ceiling outlet box is used for a 90 degree connection of round pipe to a