Combi boilers use the mains water pressure to supply both hot water and heating upon demand - this removes the need to have bulky kit like tanks or cylinders, something that is very popular for homes which don't have an abundance of space! Why would you not hire an experienced and qualified professional at affordable rates for boiler installation and repair services, when you easily can pick up your phone and hire us now, instead of taking all the hassles yourself! 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. Boiler on the blink? think help-link! T&s saved us from a miserable christmas by fitting a new boiler within days of our breakdown and at a reasonable price many thanks to all involved.