A typical double glazed window provides an stc rating of 28 32.
Best windows for reducing noise.
How to reduce noise from windows.
Seal the air gaps.
The ratings relate to decibels and refers to the average level of noise stopped at 18 different frequencies.
Superior sound control sound transmission class stc is a rating system used to communicate how well a product blocks sound.
If caulking is still in perfect condition and the window is well sealed chances are the sound is getting transferred through the glass panes.
This rating will tell you how much sound can travel through the window.
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.
A couple of factors can affect a window s sound transmission namely the thickness of the glass and the amount of space between the window panes for double and triple pane window glass laminated windows also have additional soundproofing qualities that can further reduce excess noise.
Talk to your milgard certified dealer about all noise dampening options.
If you live in the city you may not want the noise on the streets infiltrating your home especially when you need a little sleep.
Make a second window.
One way to reduce the amount.
A more detailed way to build a window plug can be found in my article here.
Much cheaper and easier than completely replacing your windows is to add an extra sound insulating layer by attaching a layer of acrylic over the window you can reduce the noise that is able to travel through it.
Also some tips for buying the soundproof windows your home deserves.
13 best ways to soundproof your windows and reduce outside noise.
Compared with a single pane window with an stc of 28 a double pane window measuring in at 35 would reduce the noise volume of a passing car to only 35 db offering a 7 decibel greater reduction.
Another aftermarket option for noise reducing windows is an additional laminated glass pane that gets put onto your existing windows.
Quiet line series can provide a rating of up to 48 for superior noise reduction.
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.