These previously treated walls were starting to show signs of damp above the replastered area, showing peeling paint and blistering plaster. Damp-proofing experts, Surrey Hills Preservation, were called in to survey and fix the problem.

Findings by the Ministry of Housing, Communities & Local Government highlighted the problem in 2016/2017 with approximately 320,000 dwellings not being up to the correct energy-efficiency standards and a significantly larger number of properties that will not meet future standards. They also discovered that a rented property is 40% more likely to fail to meet these standards compared to the…