PowerVeg T5 Hortilux UV Bulbs.

[navillusii]

http://www.eyehortilux.com/products/power-veg.aspx

I have a friend who uses this in other "reefing" activities. Any thoughts on use for coral?

 

[Reefing Madness]

Looks to be in the right Kelvin Range, I'd say you'd be ok using that lamp with the H.O. Ballast.