National BIM Library – Entity definitions

This web site allows access to the National BIM Library entity definitions. These may be used for free under licence – please contact info@theNBS.com for further information on licencing this for use.

To view the content in this web page:

• Browse entities by classification

To use this content in your own user interface, please use the following REST API methods:

• Classification Web Service
• Entity Web Service

For further help on how to use these web services, including a sample application, please go to www.thenbs.com/support/NBL