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Hello there, i am having problem with my boiler and high pressure. I had the heat exchanger changed 18months ago but it had the same problem prior to this. Will it definitely be this that is causing the pressure to go in the red and the overflow to constantly drip or is there anything else...

Do you need to touch the gas side of the boiler or can it be a diy job? Also can i repair the part or will it need replaced. Any idea how much and the best place to get a spare?

i have removed the pipe and there are no leaks. How dangerous is this and would it be cheaper to buy a new boiler or get it repaired.

Hello, I have the above combi and the pressure sits just below the red marker at the top end of the pressure gage. When i use the little button underneath to reduce the pressure, takes about an hour but it goes straight back up there. The little black filler tap underneath seems to be...

Hello, I have a vokera combi and the problem i have is with the upstairs rads. I have 7 rads upstairs were 3 are red hot and 4 are stone cold not even warm. I have tried balancing the system in the hole house and even turned off all the working rads to see if it would start the 4 colds...