Housing

Architectural Masonry

Public Sector

Part E

This section contains separating wall constructions that have achieved the status of robust details for Part E of the Building Regulations (England and Wales) "Resistance to the passage of sound"

All robust standard details have undergone an extensive sound insulation testing regime, robust design analysis and independent audit and have satisfied the Robust Details Management Board that they should provide a level of sound insulation compliant with Part E.

E-WM-5 refers exclusively to the Besblock Cellular Star Performer, the only brand named product in the document.

Unlike E-WM's-1-4, all products tested in the testing regime resulting in E-WM-5 were produced exclusively by Besblock at our Telford factory. When selecting this robust detail, a greater "repeatability" is therefore assured.

With an Airborne Mean of 52dB (Airborne Range 47-57dB) the Star Performer was the best performing aggregate block in the Robust Detail testing programme, excelling at the important low frequency response.

It is important that separating walls and their associated junctions and flanking conditions are constructed entirely in accordance with the relevant robust detail; otherwise the building control body may require pre-completion testing to be carried out.

Every dwelling built using robust details needs to be registered with robust details Ltd. For more information www.robustdetails.com

Robust details Part E Resistance to the passage of sound

The Solutions

E-WM-5
Only Besblock Cellular "Star Performer" block will do the job.

Performance Airborne Mean 52dB Airborne range 47dB-57Db


E-WM-1
Use Besblock Solid Bescrete dense aggregate block.

Performance Airborne Mean 51dB Airborne range 47dB-57dB


E-WM-2
Use Besblock Solid Insulite lightweight aggregate block.

Performance Airborne Mean 51dB Airborne range 47dB-58dB


E-WM-3
Use Besblock Solid Bescrete dense aggregate block.

Performance Airborne Mean 53dB Airborne range 47dB-60dB

 

E-WM-4
Use Besblock Solid Insulite lightweight aggregate block.

Performance Airborne Mean 52dB Airborne range

 


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