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I have a 250000 Laars water heater and got a pin hole in the exchanger, It also has a 150 gallon storage tank. I am wondering if i should go with a tankless water heater or another boiler. I also want to know what the best tankless water heaters are and the best boilers to use for my car wash. I...

A worker at my car wash, was washing the back lot. She connected a non weep gun onto the extension hose, turn on the pump and started washing. She had to go do something and did not turn off the pump, when she got back to the gun, there was no pressure. I replaced all the seals, the valves...