Roof drainage and guttering

This document is only available with a paid isurv subscription.

Rainwater drainage from pitched and flat roof areas is in some cases an underspecified and misunderstood function, often taken for granted or based on rule of thumb. Even contractors used to installing roofs and gutters on a regular basis sometimes adopt a cavalier approach to design, perhaps ignoring it altogether...

Explore the subscription options here to get full access to isurv, including downloads.

Try isurv for 1 month!

You can now get unlimited access to all isurv channels with our 1-month pass, available for only £39. To find out more, enquire with our team using our form.

Sign up for the isurv newsletter to receive a monthly round-up of the latest isurv updates.

For further support, please contact us by emailing isurv@rics.org or calling +44 (0) 247 686 8584