Paul Spaven, partner and founder of the Bristol office of Tuffin Ferraby Taylor, was quietly conducting a survey on an office building in Ilford when he spotted something blocking up the gutter.
You must be logged in to view premium stories.
Take out a print and online or online only subscription and you will get immediate access to:
To get access to premium content subscribe today
Alternatively REGISTER for a free trial to access up to 4 articles and sign up for email alerts