- Evaluating wind resource
This presentation highlights the complexity of predicting wind resource. (2Mb PDF file) - Evaluating wind - choosing a site
This document explains our methodology when looking at sites. (2Mb PDF file) - Evaluating wind resource on buildings
This includes illustrations of how the wind behaves in built up environments. (2Mb PDF file) - Evaluating noise impact
This presentation includes a graph illustrating the rise in background noise levels and a noise comparison chart showing where the turbine sits in relation to other background noises. (1Mb PDF file) - Radar and airport safety
This document sets out the potential impact of turbines on airport systems. It also gives a summary of the QinetiQ report on the qr5 turbine. (2Mb PDF file)
qr5
The energy output will vary according to the windspeed but is likely to be up to 7,500 kWhrs per year on a typical site.
Read more 
Roof top installation at Croydon - image supplied by Mitie