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    Changing from "low voltage" to 230v thermostat

    UPDATED - SEE THREAD POST 29/11/11 Hi all, You'll have to bear with me as i am a complete amateur when it comes to wiring/boilers/everything(? :D ). I'm wanting to upgrade my existing Siemens RAA10 thermostat to a Heatmiser Wifi PRT-TS WiFi...
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