Recent content by martins

I've posted a thread on almost exactly the same problem with the same boiler. I've just put Sentinel X200 in to see if they fixes it. If that doesn't do the trick, can you use DS40 in the same system that has X100 (about 3 years old) and X200 in it, or does it need a flush? I'd rather keep...

Hi all, I'm afraid yet another noisy boiler thread. I've done some searching of the other threads but can't find any clues. I have a Glowworm Micron 60FF boiler which seems to function well except produces a loud moaning noise when hot, frequency of which changes when I change the speed of...