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Hi have an oil boiler with 6" twinwall flu. I wish to have a mains Gas boiler fitted do i need a new flue or can a 5" liner be put in the exsisting flu.

Hi Boilerman I serverd my time as a marine engineer now 72 years old only me and the wife and she wont touch the boiler let alone the wiring. I agree with you it makes no sense what so ever. As we are extremly rural i did not want to call a heating guy due to the cost possibly min £90.00, if it...

Hello again MV's are both working fine open and shuting. Set up is fully pumped system no heat at the pump when control set off HW & CH when i switch the main system power on, boiler cold it fires up for a few minutes the shuts off the burner and cycles about every hour just keeping the boiler...

I have checked the zone valves are closing. Normally the red boiler light went out when the controls were set to off this now stays on and ocasinally the boiler fires up only warming the boiler. No frost or room stat only a potterton EP2000 control box Has worked great for many years is it...

Can someone help my velaire pj 90/110 old boiler has decided to keep it self warm even when the HW & CH controls are set to off both valves are closing and the pump not running boiler red light stays on. i have to switch off at the main supply when not in use