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    Installing frost protection on existing S plan system.

    Hi guys. About to fit full frost protection on a friend's existing S-plan system. The oil boiler and associated twin zone pipework and valves are in an exposed and uninsulated boiler room annexe to the main house. There is a run of both sets of pipework from this annexe into the insulated (so...
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    Replacing Horstmann 425 with Hive (again)...

    ...but just not yet. I have another thread running all about whether my Hive system will work when I take the whole shebang to a new address. So, that house move has now happened (it's a friend moving house, not me) and this is where my problems start. The 'new' house has a Worcester Greenstar...
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    Moving home, moving Hive...

    I can't be the first to ask this question but I can't find the answer in here, or anywhere else come to that. I self-fitted my Hive system about a year ago and then decided to move home, the way you do. So far so simple. So, having kept the old thermostat and programmer it is but the work of...
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    Drayton MA1 not returning under spring pressure, but...

    Hi guys. First post so treat me gently. I have a really weird problem with a Drayton MA1 mid-position valve and I can't find any reference to this specific problem. The system is a conventional gravity-fed system with gas condensing boiler, Lifestyle LP522 programmer, Drayton RTS1 room-stat...
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