Originally Posted by foxfish
Here is a nice example of a 100cm tank lit by two T5s approx 40cm above the water, light duration is 6 hours a day.
The tank belongs to Mark Evans and just made Rank 137 IAPLC entry.
We have lots of similar tanks on our forum using 2 x T5 or LED..
beautiful tank - I would love to know how deep it is - my tank is 21" deep and I have a lot of shading plants so I may need a bit more light penetration.