How long does it take to drain a 40 gallon hot water heater?
It takes about 3 hours to drain a 40 gallon hot water heater. How long does it take to drain 30 gallon water heater? It takes about 4 hours to drain a 30 gallon water heater. What should I do if my hot water heater is leaking water? Leaks can happen at any time during ... Read more...