[Steffen]

Originally Posted by Exfso

I got one of these and they work a treat. No propellant to do damage, only need to recharge battery. Not cheap, but useful for all sorts of things.

https://www.pccasegear.com/products/...ess-air-system

Interesting device (if a bit pricey, like you said). How hard do you reckon it would be to add some filter fleece to filter the intake air?