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In my existing system I have gravity hot water and pumped heating. As seems to be normal, the open vent is tee'd off the connection into one side of the cylinder coil, and the cold feed is tee'd into the other connection to the coil. The pump is on the return, about two feet from the boiler...

Hi all Just had a new meter fitted, so before they were due to arrive I switched off the sensitive stuff like computers, etc. and then turned off the isolator and made a note of the reading on the old meter. When I got back from work, there was a nice new digital meter fitted, and a card...

Hi Problem: need to fix a 3 gang back box in an existing stud wall, but can only find the standard metal box in 3 gang - cannot locate a 3 gang dry lining box. Are they available anywhere? Alternatively (without hacking away a lot of board to fit a noggin) what can anyone suggest for...

Whilst bleeding my heating system after removing a rad, I got to idly wondering if there is any reason why the expansion pipe doesn't go below the surface of the water in the feed tank. This would prevent any air being drawn back down it, but wouldn't cause any restriction to the expansion of...