T5 bulb recommendations.

[Randys]

Can anyone recommend an inexpensive 24" T5 bulb?
I've got a pair of Convicts in a 30 gallon and the Home Depot bulbs that came with the shop fixture would blind Stevie Wonder!

 

[twentyleagues]

I got a 6500k at a local grow shop for $8. Its still t5 so it's bright though.