Quote Originally Posted by SeedKing72
Well I will try that, I found in a book 18-24 inches for a 400Watt
FUCK NO!!!!!! please, please listen to this... 18 inches is a fargen joke.. you loose more than have the POWER.. hal the lumes.. whatever the f-k that is...

anyway.. strong vegging plant should be 1-5 inches from the light... just put a good fan blowing between your canopy and the ligt..

good luck!!!!!!