Recent content by razman

Ok to give some more details. The extension was designed with a canopy and end to end 9m glass sliding doors. I did not want to have plastic guttering on the face of the canopy ruining the look and asked for a hidden drain. However, AFTER the builder had done the gully he told me they had...

OK attached some pics I had on my phone. Looks like the gully edge was refelted at some point which has caused a lip preventing the water from flowing down. Roof size is approx 50m2 but we have 2 big skylights so felted area is approx 45m2. One gully which flows to a down pipe on the...

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I recently had a 6m extension built with a flat roof which has a hidden drain (gully within the roof). Without going into details the builder totally messed it up and now I have standing water on the roof when it rains near the edge of the gully. It does eventually drain off but takes a long...