Master Flow 14 in. x 14 in. to 12 in. Ceiling Register Box

The Master Flow 14 in. x 14 in. to 12 in. Ceiling Register Box features a 30-gauge, galvanized-steel construction to provide strength and durability. This ceiling register box creates a transition from round pipe or insulated flexible duct to an air register or grille. It can be installed with sheet-metal screws.|30-gauge, galvanized-steel construction for strength and durability|Creates a transition from 12 in. round pipe or insulated flexible duct to a 14 in. x 14 in. air register or grille|Use sheet-metal screws for a proper installation (not included)|Always seal seams with code-approved mastic, sealant or duct tape (not included)|Always insulate ductwork for greater system efficiency and comfort (insulation not included)