ok i was using clf then i just switch my lights to 400 watt HM and my temp has gone up to 30c from 23c!!! i have two fan, 15 cm tall to blow at the plants and a 30 cm fan blowing top of the plant and out the door and the fans is below the light. also i hang it up about 53 cm from the plants/
how the helll do u guys keep the heat down??? is there any way to bring down the heat?

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