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Soundproofing Floors: Acoustilay Specification

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Soundproofing Floors: Acoustilay

Acoustilay :: Description | Specification | Installation
Acoustilay 15 and 8
The Building Regulations require a figure for DnTw + Ctr of 43dB or higher for airborne noise between dwellings within a converted property. The higher the figure the better the insulation.
Airborne sound insulation of timber floors
D nTw

D nTw +Ctr
Acoustilay 15
55dB
40dB
Acoustilay 8
50dB
40dB
Acoustilay airborne sound
Acoustilay 15

The Building Regulations require a figure for LnTw of 64dB or lower for impact noise between dwellings within a converted property. The lower the figure the better the insulation against impact noise.

Impact sound insulation of timber floors with 7mm laminated finished timber floor laid onto Acoustilay
LnTw


Acoustilay 15
63dB
Acoustilay Impact Sound 2
Acoustilay 15, 8 and 3

The Building Regulations require a figure for LnTw of 64dB or lower for impact noise between dwellings within a converted property. The lower the figure the better the insulation against impact noise.

Impact sound insulation of timber floors
LnTw
Acoustilay 15
37dB
Acoustilay 8
39dB
Acoustilay 3
39dB
Acoustilay Impact Sound

 

Acoustilay 15 and 3

ΔLw is a measurement of how much the impact noise is improved, compared to a standard bare concrete floor. The higher the figure the better the improvement. Building Regulations guidance is for ΔLw of 17dB or higher for soft floor coverings on concrete.

Impact sound improvement index
D nTw
Acoustilay 15
55dB
Acoustilay 8
50dB
Acoustilay impact_sound_improve

Site conditions may vary. SRS cannot accept responsibility for the performance of any installed system of which Acoustilay is only a part. For all technical details please contact SRS.

  1. Acoustilay Description
  2. Acoustilay Installation
  3. Acoustilay Specification

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