Not known Details About Soundproofing solutions for 4sash windows
The truth is, it has been independently analyzed and confirmed to fall in the 6 to 10dB noise reduction range. So even When you have windows upgraded with double glazing or acoustic glass, the noise reduction will be small devoid of expertly-fitted draught proofing, like VPSS. You'll be able to study more about Ventrolla’s specialized expertise W