Should be one helluva light if you can keep the space cool.
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Girls look happy, I think the cool tubes have air running across the lights in a sealed hood to suck heat away and discharge it outside of your tent.
Have to look at the price
No I haven't, how does it work?
Looks sweet but way out of my price range!
Depends on how big you want them. Bigger plants = bigger yields so if you have vertical space let them get bigger before you flip.
Flush it with ph correct water, add a small amount of nutrients.