This is my experience as well (going to mild places in Europe and many houses without central heating being at almost the same ~ 10C - 15C temperature as outsid

This is my experience as well (going to mild places in Europe and many houses without central heating being at almost the same ~ 10C - 15C temperature as outside on the streets.) Unrelated (I think) https://www.aceee.org/portal/national-policy/international-scorecard https://www.aceee.org/portal/national-policy/international-s...