BS 40104:2025

Full Description

This British Standard provides recommendations and guidance for the retrofit assessment of domestic dwellings in the UK, based on a whole-dwelling approach.

This British Standard covers:
a) context assessment;
b) condition assessment;
c) ventilation assessment;
d) occupancy assessment;
e) energy performance assessment;
f) site-specific context assessment;
g) significance assessment;
h) reporting and lodgement; and
i) competencies.

This British Standard is intended for use by competent persons assessing dwellings prior to retrofit.

All current amendments available at time of purchase are included with the purchase of this document. See more