moezers Well-Known Member Aug 15, 2007 #1 I have 400hp how far away should i keep it from my plants to start? 2 feet? I can't find any good posts about this
I have 400hp how far away should i keep it from my plants to start? 2 feet? I can't find any good posts about this
the widowman Well-Known Member Aug 15, 2007 #2 20 inches try 15 first but 20 is the norm for a 400w HPS man
