Soundproofing Solutions to Meet New Part E Building Regulations
Internal Wall / Timber Stud / 43 RwdB
Application
Sound Reduction Performance 43 RwdB
Part E Acoustic Requirement 40 RwdB
Components and Fixing Data: 1 x 12.5mm Plasterboard (screwed to)
75mm x 50mm Timber Studs (at 600mm centres)
52mm Acoustic Quilt (suspended in cavity)
1 x 12.5mm Plasterboard (screwed to studs)
Substituting the wooden stud for 70mm metal 'C' studs will give the same 43 RwdB result.
Technical Data:
Mass per Unit Area: 22Kg/mē
Footprint Width: 100mm
Fire Protection: 30 minutes
SOUNDPROOFING MODIFICATIONS:
Adding our Acoustic Membrane between 2 layers of 12.5mm plasterboard will improve the above system by between 8-10dB
Adding Resilient Bars to at least one side will improve the above system by around 3-5dB
graph data airborn
50 18.8
63 14.6
80 12.4
100 11.0
125 21.0
150 27.0
200 31.9
250 36.7
315 39.6
400 45.4
500 45.4
630 48.0
800 49.9
1000 53.2
1250 54.3
1500 56.2
2000 55.6
2500 49.4
3150 43.3
4000 47.0
5000 53.2