Technical Bulletin 4a Selecting natural slates for roof covering
Publication Year
2019
Document Status
Current
Abstract
A brief history of slate use in Britain, covering the origin and identification of slates, thickness, bending strength and grain, durability, usability, classification, AVCP, British and European Standards, and conformity testing.
Document History
Supersedes August 2015 edition. First published 2012.
Publisher Information
National Federation of Roofing Contractors
The National Federation of Roofing Contractors is a trade association representing the roofing industry, championing high standards of workmanship and business practice through a strict code of practice and independent vetting procedure, including site inspections and adherence to the Government endorsed TrustMark standards. Publications include a series of technical bulletins.
Roofing House
31 Worship Street
London
NFRC
UK
Website: http://www.nfrc.co.uk/
Email: helpdesk@nfrc.co.uk
Tel: +44 (0)20 7638 7663
