NBS Chorus
Intelligent construction specification, in the cloud. Work together on specs in real-time, across organisations and locations
Plans and features
A range of subscription options to make NBS Chorus work for you
Scope and Contents
NBS Chorus covers multi-discipline content, see all the content libraries available.
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NBS Source
The construction product information you need, when you need it
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Not sure what you're looking for? Browse for manufacturer products by category.
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For manufacturers
Building product manufacturer looking to get your products listed and power up your marketing? List your products here.
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Uniclass
A dynamic and unified classification system for the construction industry covering all sectors
Articles and updates
Catch up on the latest updates to Uniclass as well as the latest articles and case studies
Specifying with Uniclass
Get started with using Uniclass in digital specification
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Join our community forum where you can search existing queries as well as reach out to our support team
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Other services
See our full range of tools and services for specification and collaboration
Construction Information Service (CIS)
A comprehensive online collection of construction related standards, regulations, technical advice and articles
NBS Schumann
The new specification writing and consultancy service from NBS
BIM New
Use NBS to develop information-rich 3D models that are fully coordinated with linked specification information
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Knowledge
The latest articles and guides from NBS subject specialists and construction industry contributors
Case studies
Find out how our customers use our software and services
Updates
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Reports
The latest findings from NBS tracking key insights into the Construction Industry
Digital Construction Report 2025
From AI to BIM: the data behind construction’s digital shift. Download now to discover where the industry is moving and how you can stay ahead.
Building Safety Act White Paper
Driven by a comprehensive survey of hundreds of construction professionals, highlights a concerning lack of consensus and clarity among industry leaders.
Resources
Helpful tools, and downloads to help you make the most of NBS
Sample Specifications
Download sample specifications and see what's possible with NBS Chorus
Embodied Carbon Guide New
Learn how to align your carbon assessments with BIM workflows. A practical, standardised approach to calculating the embodied carbon of building materials and products, and how to apply this data to BIM objects.
Best Practice Guide to Specification Writing
A well-written and robust specification is vital to the success of construction projects.
Support
Our Support pages are designed to help you get the most from NBS services
NBS Academy
Hands-on learning, delivered in a format that suits you.
Downloads and updates
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About NBS
We’re connecting construction information, working towards a better and more sustainable industry
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Helping our customers design and build a more sustainable built environment whilst setting our own sustainability targets to contribute to a greener future for all.
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NBS work with reseller partners across the globe to deliver NBS products and services locally
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Newsroom
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A concise course which is for users of an organisation who have administrator rights and privileges.
This is concise course is for users on an organisation who have administrator rights and privileges (org. admin). The org admin is not always an active specification writer, but may manage the overall Chorus organisation for your company.
This is the course that will upskill the attendee on how to safely and securely manage your company’s activity in Chorus, from new starters, through data security and sharing all the way to processing leavers in Chorus.
Two hours (09.30-11.30 or 13.30-15.30)
NBS can deliver a private learning session online. Complete the form below to find out more.
Chorus for Manufacturers
This is a course specifically for manufacturers who write and assist with specifications. It will allow your specifiers to feel confident creating specifications for your customers using CAWS and Uniclass content sets.
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Model Integration
This course is designed with users of the Autodesk® Revit® 3D modelling tool in mind. Upskill your digital modellers enabling them to make intelligent associations between your Chorus specification and Revit® 3D models.
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