Side Outlet Ceiling Diffuser Box | 6" X 6" X 3"| Galvanized Steel Metal Box is Compatible with Duct 3" Compatible With Duct 5in also referred to as T-Bar

also referred to as T-Bar or Lay-in system

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

+ Product Details Perfect Fit & Easy Sizing - Designed for a 22" x 18" OR 18" x 22" duct opening (measured at the opening)

Ideal for Walls & Ceilings: Designed for seamless installation in standard 20" X 8" duct openings

Side Outlet Ceiling Diffuser Box | 6" X 6" X 3"| Galvanized Steel Metal Box is Compatible with Duct 3" Compatible With Duct 5in also referred to as T-Bar+ Product Details Size & Compatibility The size of the side round ceiling box is 6" X 6" X 3" and it is compatible with duct 3" 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 square