So I’ve got a 2.4m x 1.2m x 2m tall tent
basic 4” extractor and carbon filter from previous smaller grow
2 x 600w leds
2 x oscillating fans
10l dehumidifier

im looking at getting
5 l humidifier
humidity controller
heater
heater controller


is There anything else that is essential to having a good harvest?
 
Forgot to mention I’ll be upgrading the exhaust, was thinking 8” would this be too much? would I need to get a controller for exhaust too?
 

SheeshM

Well-Known Member
6" or 8" exhaust should be good for that tent but make sure you get a speed controller. Larger fans with speed control will give you good suction with low noise. If those LEDs are 600w each actual power at the plug they'll work fine. Just watch out for LED labeling. There are lots of LED lights out there that say 600w but are really only 100-200w. Decent rule of thumb for white LED (COB, QB, strips etc.) is 30-35w per sq ft. Your tent is about 32 sq ft so you need 960 to 1120 true watts for a "good harvest".
 

Highway61

Well-Known Member
With a tent that large, I'd be inclined to go with an 8 inch fan. Especially if you want to keep the noise down. A six inch fan at max speed can get noisy. An eight inch fan can be turned down to limit noise while still moving as much air as a six inch fan at full speed.
 

SBBCal

Well-Known Member
Misread your post, thought you were looking to replace the two 600leds. Still a good site though for light info
 

SBBCal

Well-Known Member
With a tent that large, I'd be inclined to go with an 8 inch fan. Especially if you want to keep the noise down. A six inch fan at max speed can get noisy. An eight inch fan can be turned down to limit noise while still moving as much air as a six inch fan at full speed.
these work well if your battling noise.
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