The owners of this Borders bungalow have permanently solved their flat roof problems but wouldn't it make a great balcony?
Typical stress lines in felt where it has been laid straight onto insulation board - the lines coincide with the squares of insulation below. This 'soft' type of roof is still the commonest way of laying a new felt roof. The Building Research Establishment have highlighted this very common problem in their papers on "Cyclical Expansion and Contraction of Felt Roofs"
The sun sets on a new Permadeck
Now who's a clever boy? This town house has had its roof, mansard (slope) and the gutter ledge all moulded with Permadeck to simulate the original leaky green copper roof.