The retrofit skills gap is often discussed as a workforce issue, and understandably so. The UK needs more trained installers, assessors, coordinators, designers, surveyors and heat pump engineers if it is going to deliver retrofit at the scale now being talked about. But the issue is bigger than numbers alone. The real risk is what happens when the right expertise is missing at the wrong stage of a project. In retrofit, gaps in skills do not just slow programmes down. They ca
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