dont know if this will help any one but, this is the cheepest t5 i have found
GFCI's, Exits, Wirenuts, High Bays, Contractor Lighting & Supply
i am getting rid of my hid mh and getting thisHigh Bay Fluorescent 4lmp T8 32wt Fluorescent Fixture, Strip light, 20-FHB432T8-MT, GFCI's, Exits...