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[Bryan]

One could probably build a louver vent in the front of the tank that blew air up the front pane of the glass to evaporate the swwat. It could be just a slot cut into the top front of the stand and a vent pipe connected to the slot to a fan.

Originally Posted by Delphinus

The main concern I've always had about coldwater setups is the sweat on the glass. Thicker walls are needed, although I've seen public aquaria that simply had fans blowing on the glass to keep the condensation under control, so I guess that's an option too maybe.