Cavity wall insulation can cause damp in some circumstances as reported on BBC Radio 4. In the report on the ‘You and Yours’ programme, a property owner found that her house should never have had cavity wall insulation installed. If you have a problem with damp walls our specialist Chartered Surveyors can help you. We are industry experts in dampness involving all types of buildings of different ages and frequently train property managers and other surveyors in how to correctly diagnose damp and find solutions to cure the cause of the problem.