In the north west we see an incredible amount of rainfall annually varying from area to area.
Blue roof sketch.
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A blue roof is a roof design that is explicitly intended to control the release of water typically rainfall over time.
This is a facebook live video on roof sketch that i wanted to share with my audience over here on youtube.
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Jun 20 2017 explore carol lattier s board blue roof on pinterest.
A blue roof is different from a traditional roof in the respect that most roofing systems are designed to repel water whereas a blue roof is designed to retain it.
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The idea behind this is that instead of water from a storm going into the sewers and reservoirs at once causing flooding the water is released gradually at a controlled rate.
In the yorkshire dales for example you can expect 1550 mm of rain per year.