The Master Flow 12 in. x 4 in. x 6 in. Register Box with Flange features 30-gauge, galvanized-steel construction for strength and durability. This register box has a built-in flange that creates the ability to install before dry walling. The flange also provides an area for register screws, Sheetrock frame or nails for joists.
- Made of 30-gauge, galvanized steel for strength and durability
- Built-in flange provides an area for register screws, Sheetrock frame or nailing for joists
- Flange creates the ability to install the box before dry walling
- Always seal seams with building code-approved sealant or duct tape (not included)
- Maximum temperature rating of 390 degrees Fahrenheit, minimum temperature rating of -100 degrees Fahrenheit