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Soundproofing Solutions to Meet New Part E Building Regulations
Features
Pros
- no increase in floor height
- no access to ceiling below
- lowest cost system available
- part E compliant
Cons
- requires lifting of floorboards
Please note that these systems are designed to adhere to standard part E of the building regulations. Although they will meet the vast majority of installations there may be certain situations where certain more stringent precompletion testing is required and the system may need certain modification for compliance.
Separating Timber Floors / Timber Joist Floor / 54 RwdB + Ctr - 56 LnwdB
Application
Sound Reduction Performance
Airborne: 63 RwdB 54 RwdB+Ctr
Impact: 56 LnwdB
Components and Fixing Data: 1 x 18mm T&G Chipboard (screwed to)
Timber Joists (240 x 48mm at 400mm centres. Joist size to suit application)
52mm Acoustic Quilt (beneath joists)
Independant Ceiling:
Timber Joists (100 x 48mm on hangers at 400mm centres)
2 x 15mm Acoustic Plasterboard (screwed to independant joists)
Technical Data:
Mass per Unit Area: 59.4Kg/mē
Footprint Width: 343mm
Fire Protection: 60 minutes
SOUNDPROOFING MODIFICATIONS:
Adding our Acoustic Membrane between the 2 layers of 15mm plasterboard will improve the above system by between 4-5dB
Adding Resilient Bars on the independant ceiling joists will improve the above system by around 3-5dB
Adding soundproofing mats to the top floor will improve the above system by around 3-6dB
graph data airborn
frequency 50 63 80 100 125 150 200 250 315 400 500 630 800 1000 1250 1500 2000 2500 3150 4000 5000
reduction 32.8 36.3 35.9 38.7 41.4 43.0 46.4 51.8 58.0 61.3 63.5 64.9 68.4 70.2 71.7 70.3 69.6 71.6 75.7 78.4 81.4
graph data impact
frequency 50 63 80 100 125 150 200 250 315 400 500 630 800 1000 1250 1500 2000 2500 3150 4000 5000
reduction 68.8 59.1 62.7 63.6 65.8 65.0 64.4 60.7 56.8 52.7 50.9 50.1 47.4 44.5 41.7 38.1 33.2 27.9 19.9 12.4 6.5