I'm a 10K man myself... also use ushios they are super white (only look yellowish for 1 minute after they turn on) I suppliment with 260W of actinic 130W of new bulbs and 130W of 1 year old bulbs that way I get a dawn and dusk effect ie old bulbs on 1st then new bulbs an hour later then MH. plus I only have to replace 1 set oh CF's/year
I love the white and the growth
Dan