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4/30/2003 5:18:00 PM

for a 400 watt hps light hoe necissary is cooling........lets say in a unheated bedrrom about 15'x15'
Green Thumb Garden
4/30/2003 6:59:00 PM
Re: cooling

The best way to tell will be to get a thermometer. If the temp. stays around eighty, then I'd have to say you should cool your room.
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