Akustik dB Finder

NRC Canada

Configuration C1

Date: 4/27/2022
Image with different points.
Ln,w(CI)IICRw(C,Ctr)STC
64(-)4668(-,-)-

No.ComponentMaterialHeightWidthWeight
1Concrete slabConcrete6.1 in----
2Akustik+Sylomer Sound Clip 30Sylomer0.67 in----
3C-ChannelSteel0.87 in----
4Glass Fibre InsulationIsolator3.5 in----
52x Plasterboard platesPlaster0.63 in----

Airborne Noise Reduction Rw

Impact Noise Level