Look at this idea:
In dry climates, you might be able to get away with simply using cool water as a swamp cooler. It will raise the humidity, but if it's a low humidity area it should work fine.
Might be a good thing for trips in the summer!
Another version:
Karl
In dry climates, you might be able to get away with simply using cool water as a swamp cooler. It will raise the humidity, but if it's a low humidity area it should work fine.
Might be a good thing for trips in the summer!
Another version:
Karl