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  1. mikefromguildford

    Replacing a room thermostat - mechanical to digital

    Hi. Want to replace my Drayton (RTS1) with a good digital one. I've attached my current wiring setup. Could anyone suggest a good digital room thermostat that I (a wiring novice) could install? Many thanks. Mike
  2. mikefromguildford

    Grundfos Alpha pump trouble. Do you know what's up with it??

    Please don't say 'air in the system' Grundfos and a plumber have already said that. Bleeding/venting has not sorted it. I've got a Grundfos Alpha, 3yrs old, runs for a few hours each day. The pump works, pumps just fine (I have c/w + hot water)... but the flow is not constant. I can only...
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