It didn't differentiate it on the annual report - 10,500kWh per year total.
Not sure on insulation, there's no drafts. Fairly modern conversion (1989). No one is usually in during the day Mon-Fri
We have a small flat in Glasgow. On the Economy 7 plan with storage heaters but they've been pretty useless. Waste a ton of energy by letting out so much heat during the day when no one is in - and with the temperature changing so drastically from one day to the other - no real way to...