Cheapest way to increase c02 in 4x4

Cvntcrusher

Well-Known Member
Hey guys I am back in a 4x4 and im running 820W.
But if ive read correctly I am going to need to increase c02 emission in order for that amount of light to work effectively.
I may be wrong, just trying to make sure I cover all my bases.

I am running a 4" CF and inline fan for my exhaust.
2 ice buckets with inline fans for my intake. One at the bottom one at the top.
I have 3-6" clip on fans up top and 2 8" regular fans at the bottom.

Lighting

1x 132W blurple
2x 105W QB
1x 115W LED
1x 365W COB LED

I've also heard increasing the C02 will help bring temps down.

These plants are around 3-4wk from finishing and then im starting a new run in coco. I just want to have everything right for this new run.

Any help is very much appreciated. 20201107_003628.jpg20201107_003638.jpg20201107_003651.jpg20201107_003657.jpg20201107_003728.jpg
 
Intake bro. That's it. Simple and free-99. You can always get a small co2 bucket or bag, but the more air flow you have in the tent... the more you just waste it. My dumb ass bought a bucket before I knew that lol. Now I just covered the opening with gorilla tape, and it's in the closet.
 
You can add an AC, dehu/humidifier and seal the tent up in a perfect world. Dunno if it's possible. You can google up some tent set up's with co2 and see what you can find.
 
I really have no idea if you read the original post. Thats why this thread is a question.

I said I may be wrong thats why I'm asking if I need to do anything with C02...

Also hydro I have the window in that room open. A fan pulling in fresh air. And two intakes. So I guess I am getting plenty of fresh air. Guess I'll just get some more ice in the buckets (been slacking) and that will bring the temp down a little bit. LST is right at 81⁰ so everything is fine.


AGAIN like I said. Just trying to cover all my bases. Im VERY happy with this setup. I just don't want to miss anything. I want to make sure that this 820W is being used as best possible in this 4x4.
 
if you watch the video with the professor he explains how to reach extra growth with c02 but litterally every thing else has to be pretty dialed in or there's no point. avg ppm of co2 outdoors is 400ppm to get any growth advantage you need constant 1200-1400 ppm 3x higher then outside. his lab has locked door loop systems. also you will need to increase temps to above 85. watch the movies hes a boring ol professor but a smart man he makes light sensors as a side hustle. brilliant
 
That's about 51watt/ft² not massive massive over kill. Not sure you'll need co2?
but I'd drop the blurple as it's probably not doing a great deal..
Also don't you find your plant growing all different ways under all the different sources of light? In for the ride anyways keep it updated! :D

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I really have no idea if you read the original post. Thats why this thread is a question.

I said I may be wrong thats why I'm asking if I need to do anything with C02...

Also hydro I have the window in that room open. A fan pulling in fresh air. And two intakes. So I guess I am getting plenty of fresh air. Guess I'll just get some more ice in the buckets (been slacking) and that will bring the temp down a little bit. LST is right at 81⁰ so everything is fine.


AGAIN like I said. Just trying to cover all my bases. Im VERY happy with this setup. I just don't want to miss anything. I want to make sure that this 820W is being used as best possible in this 4x4.
I have been meaning to ask, does running the ice bucket intake increase humidity at all in the tent from the moist air coming in?
 
That's about 51watt/ft² not massive massive over kill. Not sure you'll need co2?
but I'd drop the blurple as it's probably not doing a great deal..
Also don't you find your plant growing all different ways under all the different sources of light? In for the ride anyways keep it updated! :D

.
Thanks man. I'll be starting a new grow journal here soon. Going to be doing a 4 plant run in 3gl fabs in coco under this lighting setup.
 
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