Call before 1:00 p.m (mon - sat.) and have a new water heater installed the same day. Find suitable accessories for your truma electric boiler: for example, the frostcontrol drain valve empties the boiler automatically when there is a risk of frost it requires no electricity. I am familiar with your boiler and we want the most efficient boiler we can get for this project your boiler will not work for this project,” the engineer informed me. Finding and stopping leaks is a plumber’s.