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    Honeywell cm921 thermostat

    A, thats great thanks for all the help, im sure I will be back soon
  2. B

    Honeywell cm921 thermostat

    So on the off time would you say I would have the temp on say 21°? Do you know why it started heating up at 10.30pm again though?
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    Honeywell cm921 thermostat

    To be honest ever since we had an overpayment with our provider, because the back boiler was bad it has made me very cautious of what we spend on gas. It did feel a little cold in the rooms last night. I am not very clued up on the old thermostat thing, and thought when we had everything...
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    Honeywell cm921 thermostat

    Hi, we recently had a new boiler fitted with the Honeywell cm921. My old boiler was a back boilerwhere I could just programme it to come on at 6am and off at 7am and same thing for the evening. when they programmed the honeyell they set the heating to come on at 6.30am 21° and to go off at...
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