LED DIY with photos

[reefme]

After looking at your array and Greg's DIY. I don't know which one should I go with.

[eli@fijireefrock.com]

These are 2 different arrays.mine is simply an addition to what I already have as for his is the main lighting for his tank.
If you are planning for an array over your tank as the main with good amount of LEDs I recomend having fans.the type of fans depends on how you pack the areay with the LEDs.