Dayton

I have a few questions: 1.What is Not a potential water entry point in the electrical service entrance mast? an open service mast cap GFCI electrical outlet plate cover roof flashing around the mast or a meter base 2.What is the primary purpose of an electrical service drip loop? Hint:to prevent water from what? 3.All electrical wires should clear flat roofs by: 4.Should Oil furnace exhaust flues run level?

GFCI receptacles can protect ordinary outlet downstream downhill to each side or uphill