Quote Originally Posted by chron legacy
BTW I forgot to mention I am using a sun system 2 400 watt light. MH for veg and HPS for flowering
You should put the exhaust fan on a thermostat.. Two 400 watters are gonna get very hot. Are your hoods enclosed? The 435 should be used with exhaust and the smaller fan really ain't needed. The exhaust will create a passive flow into the tent while the exhaust is on..