Roy Cowling's latest activity

Well the boiler flow/return should be swapped, the flow should go to the mixing valve H port and the return to the mixing valve left...

Hi Johntheo5, Thanks for reading my thread, the answers to your questions. (1) the arrow on the pump is pointing down. (2) looks like a...

Hi Murdochat, Firstly thanks for replying. We have one Google Nest stat in the lounge (for the central heating) & 2 stats in the...

Hi all, we need your help. We have live in our property for over three years now, had a new Grant Vortex oil combi boiler fitted about...