Product review (5 stars): This solved my white dust problem and cut down on ...
This solved my white dust problem and cut down on the algae and slime but if you're looking for a way to avoid cleaning? That's not going to happen.  Instead of cleaning my humidifiers weekly, I can now go about 2 1/2 weeks between cleaning and the hard water deposits are much easier to wipe off with white vinegar where as before I was scrubbing and scrubbing.