Belleville School Annex Wandsworth Borough Council entrusted Langley with two bespoke challenges for the roof refurbishment works at Belleville Primary School. Firstly, a decision had been made to remove the existing internal drainage system on the flat roof areas between the slated pitched roofs. This meant that Langley had to ‘reverse design’ the falls to run towards the newly devised external gutters. This was achieved using

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