Does anyone have a camera capable of doing a bit of thermal imaging that @esther_gladstone and I can borrow? Trying to work out why our flat is 6 thousand degrees with the heating off…
I’ve got a Ryobi phoneworks thermometer?
Otherwise there’s the HT-102 that hooks up to your mobile for £95 from a UK seller
Is your hot water still on? Do your windows open out to a hot roof? Are you using a 3D printer or a heat press that might be generating heat that’s getting trapped in the house?