Gwynne Anthony 2020

ART506 Dissertation 2019. Anthony Gwynne . 61 Case study 4: Damp in solid house walls renovated with hard non- permeable cement render and plaster finishes (works originally carried out in 2009). The building owner renovated this traditional stone-built cottage circa 10 years ago (Figure 33) . This work had Building Regulations approval. This report author became involved when the building owners complained of damp and mould issues within the house. Figure 33: Traditional stone-built cottage renovated with hard non- permeable cement roughcast render applied externally (Source: Gwynne, 2017). Design stage The owners claim the renovation works consisted of the following: • External rough cast render applied to natural sandstone stone walls approximately 450mm thick, with waterproof paint finishes • Gypsum plaster applied to internal walls with non- permeable paint finishes • New pitched roof and rainwater goods • New dormer roofs • New kitchen and bathrooms etc