heat problem

Discussion in 'First Time Marijuana Growers' started by pooldude, Aug 14, 2002.

  1. iv'e got a heat problem...i have a 8 sq foot with 8 foot ceiling.i have a 50 cfm bathroom fan in the ceiling and a 3 inch intake on the floor..i'm running a 400 watt mh...temp is 110,,,way too hot!!!!it's cooking my seedlings they are getting yellow on the tips of the leaves..my lights are 3 feet away and the plants are barely growing..it's a hydro set up...

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