Green Crack 2x1000w 4x8 tray Rockwool grow

chrisg420

Active Member
So if i were go use Co2, does my fans need to be shut off etc? i dont have any actual fans sucking any air out i just have a fan blowing inside the tent. this pic will show you. the fan u see hangin is hanging upside down on chain and its on whenever the lights on, there plugged in the same timer
 

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DubsFan

Well-Known Member
So if i were go use Co2, does my fans need to be shut off etc? i dont have any actual fans sucking any air out i just have a fan blowing inside the tent. this pic will show you. the fan u see hangin is hanging upside down on chain and its on whenever the lights on, there plugged in the same timer
Generally with Co2 you are not exhausting the rooms air. That fan looks like it's just circulating air. A bottle in there would last a long time.

Plants look good but no fresh air intake?
 

chrisg420

Active Member
no fresh air, i open the tent up about 4 times a day when the lights are on for say about 15 mins. looking for a cheap 4 inch inline fan but to no avail
 

frenetic420

Well-Known Member
i have a 4inch intake fan that pulls alot of air into my tent. i leave it on 24hrs because i am running 1 hps 600w light and 1 mh 600w light so it gets about 90 degrees if it turns off. however i have my c02 go on every half hour for 30 min and my exhust turns off but my intake is still on. this is in a 4x8 sun hut, is it bad that i have the intake fan on when the c02 is on. its set at .5 cubic feet an hour for 30 min on 30 min off and then off when the lights are off the c02 is off.
 

DubsFan

Well-Known Member
i have a 4inch intake fan that pulls alot of air into my tent. i leave it on 24hrs because i am running 1 hps 600w light and 1 mh 600w light so it gets about 90 degrees if it turns off. however i have my c02 go on every half hour for 30 min and my exhust turns off but my intake is still on. this is in a 4x8 sun hut, is it bad that i have the intake fan on when the c02 is on. its set at .5 cubic feet an hour for 30 min on 30 min off and then off when the lights are off the c02 is off.
I can help someone set up their Co2 but I'm far from the authority. I don't think the intake will bother anything. If your tent has some leaks that intake could push some Co2 out. Having the Co2 is a nice boost to what's already there so I think you're fine.
 

TCurtiss

Well-Known Member
So if i were go use Co2, does my fans need to be shut off etc? i dont have any actual fans sucking any air out i just have a fan blowing inside the tent. this pic will show you. the fan u see hangin is hanging upside down on chain and its on whenever the lights on, there plugged in the same timer
You could run a hose to the back of your fan then the fan will spread the C02 out for you

Does it oscillate?
 

DubsFan

Well-Known Member
Then you're good

Like they say, once you use C02 you never go without !
I don't think I use enough Co2. The guys say my bottle while in the middle of flowering I should be going through it in a week. I'm at two weeks.

I'm sure I'm in the 1000ppm range.

There are really test strips for this? I remember that from a previous post.
 

fdd2blk

Well-Known Member
your local hydro shop should carry a tester. mine came as a large syringe that i put a little tester in. draw in air into the syringe and it passes thru the cottony tester giving a reading.
 

DubsFan

Well-Known Member
your local hydro shop should carry a tester. mine came as a large syringe that i put a little tester in. draw in air into the syringe and it passes thru the cottony tester giving a reading.

They never want to tell you the easy and cheap method. Thanks dude. I'm gonna run a few tests and see what's up.
 

DubsFan

Well-Known Member
Getting better with this camera. Still have to try it out with lights out. My last group of pics should have never been posted. These look better. Not perfect though.


















Doing much better for sure. If she were a car I'd say she has nice lines. The last pic is my favorite.
 

wonderblunder

Well-Known Member
I havd shopped at planet natural before! Awesome pics dubs fan. Has come a long way....... Stoked to see what happens next
 

ruva

Well-Known Member
Bad to the ass FDD. I'm gonna test after my bottle is open for 15min and then around the time before it turns back on. Ok...knowing me a lil in between too :bigjoint:

Hmmm. thats funny. I thought I had reccomended you get the test kit. Its OK I dont need the credit. haha

Lookin good man.
 

DubsFan

Well-Known Member
Hmmm. thats funny. I thought I had reccomended you get the test kit. Its OK I dont need the credit. haha

Lookin good man.
Maybe you did Ruva. My first 3 weeks with this grow were a huge learning curve. Any advice I get is from here or from buddies up north who are all hard to reach ever since they got kids. So I was scrambling a bit and may have missed your suggestion.

That last photo looks like it should be on a T Shirt or something :lol: I'm gonna show it to my brother in hi res and have him shit on it and tell me why it sucks! :bigjoint: he's a film and video dude for a major music magazine.
 

TCurtiss

Well-Known Member
I don't think I use enough Co2. The guys say my bottle while in the middle of flowering I should be going through it in a week. I'm at two weeks.

I'm sure I'm in the 1000ppm range.

There are really test strips for this? I remember that from a previous post.
I would get your test kit and crank up the C02 and see what happens

Things look great keep it up!!!
 

DubsFan

Well-Known Member
I would get your test kit and crank up the C02 and see what happens

Things look great keep it up!!!
Currently exhausting the 20lb bottle in 12 days. Dudes at the shop say 7 days max for my room. I might kick it up a notch.




Edit- ok this is officially a Green Crack Ghetto Grow too. I got a few rooted clones of the GC...remember I yanked them in the beginning. Here are two. Looks like another one is going to added as well. I'm gonna stick three under this 250mh. Lets see what happens. I've never done a closet grow. GE bulb too. I'm actually really excited about this one. Light, soil and nutes will be under $100. :)










 
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