Installing new customer supplied exhaust fan with light and heater in the master bathroom. We ran a new dedicated 20 amp 120 volt circuit to a new set of switches outside the bathroom and ran new switches legs up into the attic. We will be returning on Wednesday to complete work. 11/17 Returned today and installed customer supplied bath exhaust fan/light/ heater. We installed new 4inch through the roof gooseneck vent out and sealed with roofing tar. Once installed we tested unit out and it was working properly.