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    Detecting drafts

    Hi, It's that time of the year where its cold and I want to reduce on gas bills. I'm sure there are some holes or drafts around the house but other than a lighter or a thermal imaging camera, is there a way to detect where the cold air is getting in, or vice versa? Thanks Nush
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    Gas boiler power supply

    Hi, Had a BG man come over this morning to fix our boiler, however he said he needed to isolate boilers power supply before he can work on it. He couldn't find it. However the boiler was installed by BG so they either don't need it or they found it last time. Where is the switch normally...
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