Word of warning

[LondonDragon]

When I have the fans running in my shrimp tank on hot days the water level drops about 2-3cm in two days, thats about 3 liters evaporation per day.

 

[aaronnorth]

if you havent seen this is what i did to make a condensation cover:
viewtopic.php?f=35&t=5661&start=60#p67830