Its alluded to in the article, one of the biggest issues is the lack of incentives to actually check whether anything is working. Energy is cheap and constructi

Its alluded to in the article, one of the biggest issues is the lack of incentives to actually check whether anything is working. Energy is cheap and construction works by ticking regulatory boxes, as long as there is no incentive or obligation to check no one does it. And of course people howl at the mere suggestion of increasing energy price so forget any ‘market mechanisms’. We did a pretty in depth review of this problem https://doi.org/10.1016/j.enbuild.2021.111253 https://doi.org/10.1016/j.enbuild.2021.111253