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Guidance Document 21 Guidance on selecting the correct rainfall intensity

Publication Year

2022

Document Status

Current

Abstract

Advice on safe and effective roof drainage systems design, covering UK Standards, risk categories and building lifespan, and rainfall graphs.

Document History

April 2022 update. Supersedes the May 2020 update. First published in July 2018.

Publisher Information

Metal Gutter Manufacturers Association

Formed in 1994, the Metal Gutter Manufacturers Association represents UK manufacturers of metal gutters.

106 Ruskin Avenue
Rogerstone
Newport
MGMA
UK

Website: http://www.mgma.co.uk
Email: mgmagutters@gmail.com
Tel: +44 (0)1633 891584