Need some input from exp. Cab Growers.

crfman88

Active Member
What would be the best way to set up a
400watt cooltube in a 4'Hx4'Wx2'D cab?

Meaning... strength of fan to exhaust the cooltube as well as how/where to put the scrubber.


Thanks in advance =)
 

cruzer101

Well-Known Member
ok,

Standard cool tubes are 6 inch round and about 22' long Hung horizontal gives you a foot on both ends. Go straight back and up both sides. Cut holes in the back corners. I would say get a duct fan, they will keep the light cool. I use a 110cfm and it works. Anyway one on the right lets say is intake and the left exhaust for the light.

May as well cut another 6 in hole in the center and get another one, use it for plant exhaust.hang scrubber outside of cab. behind it. Next cut intake at the bottom of the cab for plants

I have done it a couple times, Check out my cabinet journals.
Only I did it a little different, I built my own cool tube and used dryer ducting.

Heres a pic.


 

crfman88

Active Member
ok,

Standard cool tubes are 6 inch round and about 22' long Hung horizontal gives you a foot on both ends. Go straight back and up both sides. Cut holes in the back corners. I would say get a duct fan, they will keep the light cool. I use a 110cfm and it works. Anyway one on the right lets say is intake and the left exhaust for the light.

May as well cut another 6 in hole in the center and get another one, use it for plant exhaust.hang scrubber outside of cab. behind it. Next cut intake at the bottom of the cab for plants

I have done it a couple times, Check out my cabinet journals.
Only I did it a little different, I built my own cool tube and used dryer ducting.

Heres a pic.



Thanks a lot for the support. That's pretty much the image I had in my head.
 

crfman88

Active Member
So yea, this cabinet is almost done. The cooltube and ventilation look almost exactly like they do in the picture above, but I'm having some thoughts on how to cool and scrub the ventilation...

My next question is do you guys think using

2x 4"axial fans pointing inward from the back of the cabinet for passive intake and using another type(?) of fan to exhaust the cab/scrub the air.

Also, what kind of fan would be good enough to cool a 400 in a box like this? I was thinking a nice S&P series fan...I've read about them quite a bit on here.

Almost done =)

Can this ballast run a 400watt CMH? and does anyone know of the quality/run it in there system?
http://cheaphydroponics.com/store/view-all/sunleaves-pulsar-ballast-400w-hps/prod_358.html


Now I'm done. Thanks!
 

crfman88

Active Member
OOORRRRR


could leave one end of the cooltube open and exhaust the air from the light/room and scrub it all with one system and one fan.


Could it get to hot in there if went with this option? Keep in mind.

-4'hx4'wx2'd Homeade cab.
-400watt cooltube(maybe cmh? see above^)
-Undecided exhaust fan/ maybe S&P? Size if went with this option?
 
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