Yikes! Kinda jumping the gun, aren't you?
I'm going to refer you to #Rotor's website, for some info (look for the converted dehumidifier).
Otherwise, if you're looking for a phase change solution, you ought to look into what Bowman1964 did (search for "all his posts") or check out his website:
http://www.fortunecity.com/skyscraper/perl/709/
(Pop-up warning!)