Other tools NBS offers a range of tools for specification and collaboration National BIM Library The most trusted BIM Library in the UK, certified to the internationally-recognised NBS BIM Object Standard Uniclass 2015 A dynamic and unified classification system for the construction industry covering all sectors Construction Information Service (CIS) A comprehensive online collection of construction related standards, regulations, technical advice and articles Plug-ins NBS provides a range of tools to help connect your CAD model to your specification model
Platform Resources Support Events About TheNBS.com Manufacturers Uniclass 2015 Get in touch

Platform

NBS Chorus Features and pricing Book a demonstration Sign in to NBS Chorus Other tools National BIM Library Uniclass 2015 Construction Information Service (CIS) Plug-ins

Resources

Knowledge Sample Specification Case studies Authors

Support

Training Downloads and updates

About

About NBS Newsroom

Platform

NBS Chorus Features and pricing Book a demonstration Sign in to NBS Chorus Other tools National BIM Library Uniclass 2015 Construction Information Service (CIS) Plug-ins

Resources

Knowledge Sample Specification Case studies Authors

Support

Training Downloads and updates

About

About NBS Newsroom

Certificate 07/0271 Tradecraft. Rooftop roof tile underlay

Publication Year

2007

Document Status

Withdrawn

Abstract

For use under tiles or slates on an open rafter ventilated pitched roof to provide a barrier against windblown rain, dust and snow.

Publisher Information

Irish Agrément Board

Under NSAI Agrément, the Irish Agrément Board certificates are designed specifically for new building materials, products and processes that do not yet have a long history of use and for which published national standards do not yet exist.

1 Swift Square
Northwood
Santry
Dublin 9
IAB
Ireland

Website: https://www.nsai.ie/search/agrements
Email: info@nsai.ie
Tel: +353 1 807 3800