Acoustic Windows Downloads
The following selection of files are available to download
for free! Be our guest!
The National Building Standard (NBS) specifications are
in Microsoft Word format, and supporting drawings in PDF and AutoCAD format.
Key to terms
R'w Tested on site
STC Sound Transmission Class - the US certification that
equates to the Rw European standard.
NBS specifications
 Window (STC-35dB)
Window (STC-39dB)
Window (STC-53dB)
Window (STC-57dB)
Window (STC-58dB)
Window (STC-59dB)
Drawings
 SK1510S01.pdf
 SK1510S01.dwg
SK1511S01.pdf
SK1511S01.dwg
SK1512S01.pdf
SK1512S01.dwg
SK1513S01.pdf
SK1513S01.dwg
SK1514S01.pdf
SK1514S01.dwg
SK1515S01.pdf
SK1515S01.dwg
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English
