Quiet line series can provide a rating of up to 48 for superior noise reduction.
Best noise reduction replacement windows.
Sound transmission class stc is a rating system used to communicate how well a product blocks sound.
The company s inch laminated insert has a stc rating of 38 and promises up to a 95 noise reduction depending on the size of the window opening apartment location and type of noise.
One is the instrument measurement while the other is the perceived noise reduction.
In this case you will probably be looking at some additions that can help your windows eliminate the excess noise.
If your windows are still relatively new or are in a good condition it may not make financial sense for you to do a replacement just for noise reduction purposes.
Additionally depending on actual noise levels the noise reduction may be perceived as 100.
Talk to your milgard certified dealer about all noise dampening options.
This rating will tell you how much sound can travel through the window.
Manufacturers high end dual pane windows that are 1 inch thick and reach an stc rating of 42.
To get a sense of how effective a window is at noise reduction you need to look at the sound transmission class stc rating given to it.
The ratings relate to decibels and refers to the average level of noise stopped at 18 different frequencies.
In fact plenty of noise reduction windows offer soundproofing qualities but not all of them are worth the additional cost.