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    Vaillant Heating Controls - Bewildering

    Currently have an old Ecotec 428 (c2007) and am replacing with a new Ecotec 430. I've been very happy with old system, nothing wrong with it but replacing / moving location as part of a bigger project. I retrofitted weather compensation myself, its quirky but has worked fine for many years. I...
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    Vaillant ecoTEC DHW Temperature Setting

    I've had an ecoTEC for the past 2 years with no complaints. It is configured with Open Vent in S Plan' configuration. DHW is via Megaflo pressurised cylinder. With rising gas prices, like many people I've been looking at efficiencies etc and as such I am looking to fit an external weather...
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    Vaillant VRT 430 - Heating Curves

    Looking at retrofiting a VRT 430 + VR65 to my ecoTEC 428 boiler. I've been reading through the setup instructions and whilst I understand the concept of linking internal house temperature / external temperature / boiler flow temp - I don't understand what assumptions have been factored in to...
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    Vaillant VRT 360 - Can This Be Recessed Into Wall

    Looking at Vaillant VRT 360 The dimensions are quite large but it is the depth that concerns me - 34 mm. Does anyone know if this unit can be recessed into a wall or whether it has to be surface mounted? The installation instructions on the website don't state but hint at surface mounting...
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