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  1.     
    #1
    Senior Member

    how many lights ?

    Quote Originally Posted by postmandave
    5ftx5ftx7ft is an area of 25 cubic feet and a volume of 175 cubic feet .A 400 watt would not be suficient for an area of that size that works out at 16 watt per sft..
    personally, i think this is a poor way to plan a grow; this sort of calculation doesn't make sense on a number of levels, to greatest being that the lights surely will be lower than the ceiling

    the real question is simple and three-fold

    1. how much electricity are you willing to use?
    2. how much do you want to grow?
    3. how well can you ventilate?


    also, i'd highly reccommend cloning and having a seperate veg room
    onequickmove Reviewed by onequickmove on . how many lights ? :thumbsup: :thumbsup: my grow room is 5ft by 5ft & 7ft tall iv painted the walls mat white one of my mates said a 125 enviro blue will b ok.. but hes never dun a grow i ent sure but i think i will need a lot more than that my other mate got some lights for sale hes got a 400w hid and a 400w metle halid.. its no good asking my mate whos got the lights for sale because his grow went tits up,, so hes throwing the towl in on growing side of it eny help on this would be nice :thumbsup: Rating: 5

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  3.     
    #2
    Senior Member

    how many lights ?

    i'm gonna make another guess and say you have no ventialtion at all? yes? you can't be busting out HID's without serious ventilation

  4.     
    #3
    Member

    how many lights ?

    ther in the green house at the mo..

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