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Soundproofing Solutions to Meet New Part E Building Regulations

Features

Pros

Cons

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