Re: Windscreen Demist

[Miles McCallum <milesm@avnet.co.uk>]

>As it appears' windscreen demist' is desireable : -
> Can anyone see any  reason for not piping the vacuum pump outlet to the
>inside of the screen?

The problem with this is very fine dust blown onto the inside surface of
your windscreen: the pump vanes are made from graffite, I believe: not sure
I'd want that in my cockpit.

Why not duct warm air from the cabin heat?

Miles