thanks for all the quick responces ive ben gone so i had to put the up grade on hold for a sec i do have some temp problems its at least ten degrese warmer at the tops of my plants than at the bottom which makes them mature uneven. Im not sure what ro water is, and i dont no that i wouldnt start a fire if i turned my fan off long enouf to make the co2 work unless i cut another hole in my house somewhere in the floor this time i just dont know if its worth it mabye led's also i took a look at that link and the website wont work i just wish you could pay some dude to come to ur house and set you up and spread some knowledge