As well as conducting the installation of your boiler, the engineer may also need to carry out what’s known as a power flush this is an additional process which simply gets rid of any debris that may be lying inside the system after the boiler has been put together. Got a blockage or drains needing cleared, power washing services etc. Socially and environmentally responsible. You should now receive an sms with your free, no-obligation quote. Moving the location of the boiler. Need a new heating,.