35 dB gain
Acoustic insulation of party walls, ceilings and floors in a 42-flat residence. Floating-floor system plus barrier-backed foam delivered 35 dB sound improvement.
Acoustic insulation of party walls, ceilings and floors in a 42-flat residence. Floating-floor system plus barrier-backed foam delivered 35 dB sound improvement.
35 dB gain
Acoustic insulation of party walls, ceilings and floors in a 42-flat residence. Floating-floor system plus barrier-backed foam delivered 35 dB sound improvement.