On Friday, 4 November 2016 11:29:39 UTC+2, Ben Coleman wrote:
Probably not for our main hanger. It is roughly 25x25m (or more) and holds around 13 gliders. Of course anything can be done but probably looking for something less daunting.
Regards Ben

How effective are those rotating reflective prisms that one can see mounted on the top of buildings?
Example: http://www.birdbarrier.com/content/2...ered-versions/