Recent content by patrickjoseph

SUCCESS! Thanks for all the advice guys. I studied my layout based on the advice, and found that vent pipe was close to the pump but my cold feed was 'miles away' under the floor boards somewhere just before the boiler. So I T'eed off this cold feed just between the vent and pump, achieving...

I have a fully pumped heating system with a 'Y' valve. The system has always generated air from somewhere, but no obvious leaks exist. My thoughts are that the open air vent, which is situated immediately before the pump, is allowing air to be drawn into the pipework by the pump. Has anyone...