The Master Flow 10 in. x 8 in. x 7 in. Ceiling Register Box is made of 30-gauge, zinc-coated, galvanized steel. It is designed for a transition from round pipe or insulated flexible duct to an air register or grille. It can be installed with sheet metal screws (not included).
30-gauge, zinc-coated, galvanized steel
Designed for a transition from round pipe or insulated flexible duct to an air register or grille
Designed for 7 in. ducts
Can be installed with sheet metal screws (not included)
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