What does 100% 41k look
This is my 10k 400 watt with 2 edge 14k bars at 75%.
The bars are 24" the tank is 36"×36". You can see some yellowing in the corners but its not bad.
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First photo is at 50%
Second is at 110%
Not super noticeable in the photos but a big difference by the eye









and probably what pushed it over the edge.









