Good to know, we have had double digit days this season where it's been cold yet bright. Used a charity shop bought ceramic heater (700W & 1400W i think). Was very surprised at the result.
Another string to the ever flexible RE bow. I'll look at Doyles mate next time I'm in the pub as my phone doesn't display photos here on the forum via my network supplier.
Edit, ah a dog!
15kW PV SE, VI, HM, EN
42kWh LFPO4 storage
73kWh V2H EV
7kW ASHP
200ltr HWT.
3G
Deep insulation, air leak ct'd home
WBSx2
Low energy bulbs
Veg patches & fruit