An archive of projects for ventilation, air conditioning, and smoke extraction systems for various national economic facilities.

Each project contains all necessary and sufficient sections: explanatory notes, working drawings, equipment specifications, etc.

The archive contains the following working projects:
1. Ventilation project for an administrative and amenity building.
2. Ventilation and air conditioning project for a bank.
3. Ventilation and air conditioning project for an office center.
4. Ventilation project for a clothing store.
5. Ventilation and air conditioning project for a café.
6. Workshop ventilation project.
7. Ventilation and air conditioning project for an entertainment center.
8. Ventilation and air conditioning project for a penthouse.
9. Smoke extraction project for a library.

Format - DWG, compatible with AutoCAD 2004-2014, Kompas, ZWCAD, nanoCAD, BricsCAD, etc.