Few questions on this stuff.
1) Can it be used on glass-style aquariums?
2) Does it go underneath like a normal UTH?
3) How much would one need for a 50 or 75 gallon tank?
4) Do I need to get a rheostat for it?
1) Can it be used on glass-style aquariums?
2) Does it go underneath like a normal UTH?
3) How much would one need for a 50 or 75 gallon tank?
4) Do I need to get a rheostat for it?
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