Your Source for Canadian Construction Documents

NBS Chorus

An online specification tool, with access to CMS and NMS master specification data. NBS Chorus was built to integrate with BIM models, and offer functions not available in word processors.

NBS logo

For more information about NBS Chorus, browse to the NBS Canada web site


To subscribe, e-mail us at

View as Grid List
Sort by
Display per page

NBS Chorus

Smarter construction specifications! Get both data sets here - Canadian Master Specification (CMS) and National Master Specification (NMS).
Call 800-610-7732 for price