If you can't find what you're searching for,
submit a request for content!
tornado resistant windows CAD:
ARCAT Free Architectural CAD drawings, blocks and details for download in dwg and pdf formats for use with AutoCAD and other 2D and 3D design software. By downloading and using any ARCAT content you agree to the following [license agreement].
Typical Blast Resistant Borrowed Lite - Single Unit
Typical Blast Resistant Borrowed Lite - Double Unit
Bullet Resistent Steel Window - Single Unit
Bullet Resistent Steel Window - Double Unit
STW - Bullet Resistant Standard Transaction Window
SLDTW - Bullet Resistant Sliding Transaction Window
