HES delivered a lecture to 25 Architects, surveyors and homeowners in Aberdeen on the 22 May 2019 where Historic Environment Scotland’s approach to thermal refurbishment was presented, with an introduction to the guidance document:

https://www.historicenvironment.scot/archives-and-research/publications/publication/?publicationId=179c1909-3679-4486-9583-a59100fa98c1