Just go get a fan, but if I were you I would just hook up a air-cooling system to your light.
orangeman Reviewed by orangeman on . Temp and Cost Ok, i was wondering, the temp when my 400W hps is during the day goes up to about 90d F. I know thats high, but there is no way i can get it to lower, without buying a fan (which i do plan on doing, but i have no money at the moment) will the effect my plant in anyways? its about 1.5 months in to flowering. And also, im worried that the 400w hps is costing me a BOMB. We dont get another elec bill untill april, so i cant find out how much its costing me so far. Can anyone tell me if they Rating: 5