I have been switching on my sump heater in the greenhouse when I go to bed. (20:00) ish
Last night I thought, well it's getting on for the end of June so shouldn't need it, so I left it off.
Min over night 7degC
Not good.
Jimmy
Last night I thought, well it's getting on for the end of June so shouldn't need it, so I left it off.
Min over night 7degC
Not good.
Jimmy
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