Hi Ollski
Thx for the reply!
Reading between the lines with what you have said the powerflush will offer no real benefit for the crashing and banging as the scale will still be caked on to the heat exchanger - the only real thing it will do is flush out the sludge from the system...
In...
I have an IMI Range Power Max 135 Boiler which runs both Hot Water feed and Central Heating.
Recently the boiler has started to ‘bang’ &’knock’ very loudly with a noticeable increase in both radiator and water temperature (to the point were it scalds if you put your hand under it!)
British...
