Recent content by spsigps

10,000k lights are used for marine tanks. If yours is a planted tank, the better choices wold be 6500k or 8000k. Anything inbetween would be fine too. 6500k (tinge of yellow) simulates overcast sky, 8000k simulates white sky and 10000k simulates clear bright sky (tinge of blue). 10000k is not...