On Fri, 26 Oct 2018 05:52:01 +0100, FMurtz wrote:
Gym Sulkinson Fork wrote:
Why are these fitted instead of just a stationary vent like you see on
caravans?
http://www.flettner.co.uk/van-roof-vents/
I don't see the point in using the wind to power a vent, when the air
was already moving. Surely that's like fitting a generator to your
bicycle to power a motor to make you go faster?
??? Because it creates suction where there was none before?
You just made me think of a naked woman kneeling in front of me :-)