WHAT DOES ACOUSTIC PERFORMANCE SASH WINDOWS MEAN?

Since we know a van can make close to 85 dB as we previously talked over with speed humps, as well as a barking Pet dog will normally make 60dB but around 110 dB according to Southwark Council it’s vital to understand the damage this is producing us.However, They are really a great start line for anyone looking to further improve their propertyâ€