Wales Approved Document Part E: Resistance to the passage of sound
Welcome to the technical guidance page for Approved Document Part E (Wales) of the building regulations.
This area of the regulations aims to resist the passage of sound within and between domestic premises, and also within schools. Approved Document E (Wales) can be downloaded below, with additional guidance at the foot of the page. Click to arrange sound testing through LABC Acoustics.
Wales Approved Document Part E: Resistance to the passage of sound
2003 edition incorporating 2004 and 2010 amendments
Additional Guidance
LABC Acoustics quick guide for Building Control teams
LABC Acoustics leaflet
Browse the full suite of Approved Documents for England and Wales plus additional guidance, our resource library, statutory and archive documents.