The Master Flow 12 in. x 6 in. x 6 in. Universal Register Box is used to create a straight (in-line) transition from round pipe or insulated flexible duct to an air register or grille. It is made of 30-Gauge, galvanized steel to provide strength and durability. This universal register box can be installed with sheet-metal screws.
Galvanized steel construction
Designed to create a straight (in-line) transition from 6 in. round pipe or insulated flexible duct to a 12 in. x 6 in. air register or grille
Always seal seams with building code-approved sealant or duct tape (not included)
Always insulate ductwork for greater system efficiency and comfort (insulation not included)
We offer flexible shipping and scheduling options, up-to-date delivery estimates, and free ground shipping on any order over $99 to make sure your order gets to you on-time, for less.
Ordered the wrong product? Item damaged in transit? Our 3-step process makes returning products easy – even up to a year after purchase – with no restocking fees on returns made within 90 days.