Master Flow 4 in. x 4 in. x 4 in. Wye

The Master Flow 4 in. x 4 in. x 4 in. Wyes are made of 30-Gauge, galvanized steel. They are used primarily to transition from 1 pipe to 2 pipes in heating and air conditioning applications. They are easily installed with sheet metal screws (not included). The joints have a maximum temperature rating of 390F.|30-Gauge, galvanized steel|Used primarily to transition from 1-pipe to 2-pipes in heating and air conditioning applications|Can be installed with sheet metal screws (not included)|Maximum temperature rating of 390F|Always insulate ductwork for greater system efficiency and comfort|Seal seams with code-approved mastic, sealant or duct tape (not included)