temperature hps hot

  1. OriginalGangstaKush

    Temps too hot - help! Turn it down to 250w?

    Hey everyone my friend has a 2x4x5 tent with a 600 dimmable hps set to 400w with cheap extraction fan (100cfm) and is finding it way too hot usually around 31 degrees at top of canopy when lights are on and up to 34 degrees around other parts of the tent at any time. The plants are looking ok a...
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