I also mix a low-k-CFL, to complete the array of the four..

I have 400w. of the mixed UV-CFL in each of my Grow Room's, Along with 1000w EYE Hortilux Super EN on a 4' Light Track.

Here is what they look like in the fixures I made/& four way-made out of y's.

And what they look like lit-up><imp:imp:imp: