hmm well it sounds like i just might sell my hid and give the leds a chance to shine thanks for the info can wait to finish building this thing, takin me 4 days so far i had to tweak the air pump to produce enofe bubbles thats alot of freakin water! I have the northern lights plant vegging in a differnt dwc right now till it gets a bit bigger and then its going into the monster, hope to get pics up soon