142eh

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    House not warm enough Vaillant thermocompact 142Eh

    Vaillant thermocompact 142Eh (I know it is old) during this cold weather cannot heat my house enough. Any ideas as to why. The boiler was checked a while ago... cleaned/gas pressure tested/flame checked for low startup then full flame etc. Temp gauge says 70 c during this cold weather but it...
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