1. Note that the addition of thermal mass can both reduce and increase the risk of overheating in different circumstances. Thermal mass moderates temperature fluctuations so that peak temperatures are generally reduced during the day. However, it results in temperature remaining warmer overnight which may, in particular, make bedrooms less comfortable for sleeping.
2. Classification as per SAP 2012 conventions (August 2017, v7.01), Appendix 5
4. The initial analysis described in the main body of this document used Category II which assumes that the buildings have a normal level of expectation of being occupied by vulnerable and fragile persons.