Hi Tony
The original installers cleaned the system at the time of installation and even showed me a bottle of chemicals they used. Can't remember what this was though. These original installers however were asked to leave the job by our project manager as the boiler failed to meet saftey...
Hi Tony
Thanks for the quick reply. I think it is obvious from my post that I am not expecting a quick fix but I am looking for a relevant opinion on where to go.
I have proffessional plumbers telling me they have cleaned the system twice recently and the plumbers who installed the unit...
We had the above boiler installed 2 years ago as part of a new extension. The only issues we had to start with was the pressure would occasionally fail and more water would need to be put in the system (4 times 2 years). Last december we found the hot water would not stay at a constant hot...