How to cool 1000w HPS?

Livetowin

Active Member
I have a 5'x5' tent and plan to use a 1000w HPS. I know this is going to get warm, any suggestions for this flowering tent? Just a high CFM exhaust fan will work?
 
I use an exhaust fan and an intake fan with a 1000w system in an air cooled reflector.
The intake temperature is kept beneath 72 degrees and the fan is a 4" axial and it does a good job assisting in air flow into the tent.
The exhaust fan is a 6" Valueline (hydrofarm) inline fan on a speed controller set to the lowest setting. It can be set higher if the temps go up.
The reflector is a CoolSun 6.

The speed controller allows me absolute control over the temperature in the tent in comparison to the exterior temperatures. Low is a 5-7 degree deviance. Full is a 2-3 degree deviance. I use the same sized grow tent in a 10x12 bedroom and have a window AC unit to keep the ambient room temperature steady regardless of the temperature outside. I ventilate the tent straight out of the bedroom into the hallway. During the winter this has kept the house warm without costing me more on heating :)

Keeping the bedroom temperature around 70 degrees plus or minus 2 degrees has been very easy to do. Keeping the tent around 75 to 77 degrees has been easy also.
 
I checked out the link in your sig. I'm guessing that you don't have that 1,000W lamp yet. I agree with Snow, make sure to get an air cooled hood for that lamp.
 
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