Our standard double-glazed window is tested to achieve, Rw 34, and can be glazed to suit Rw 39. The price is good too...

I built on a main road (Highway) which also was near a rail line (Sydney Metro Electric). Yes you will need an acoustic assesment condcuted for noise and vibration. The…

Insulation is not the only thing to consider when accounting for noise attenuation and budget.
Vibration is as big an issues as sound.
You must isolate the house or at…