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4 THOSE OF YOU THAT USE CO2

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Guest

jojajico said:
thanks man very helpful. does CO2 cause an increase in humidity?

Uncle Jesse said:
yes it will increase humidity, but use DeHumidifier LG makes a good digital one for setting levels, about 85 degrees is about right. a GreenAir 3 Generater and a C.A.P controller monitor .

I don't think co2 itself is the cause in the increased humidity levels. burning propane and transpiring plants create humidity.

When you run an a/c for cooling it also dehumidifies. when the a/c is matched to the room and amount of light/heat output it runs enough to keep the humidity levels down and temps in range at the same time. Running a dehumidifier durning lights on will add more heat and I can't think of any situation where this would be a benefit...just wasting elec.
 
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jojajico

Active member
Veteran
so maybe run AC during the day while lights are on and a small dehumdifier during the nite. i mstill a little concerned about the heat getting too high during the nite. i think im going to have to just experiment a bit and dial it in right. but another consideration would be dessicant dehumidfiers i could build by myself kinda like a carbon filter with a fan. would be cheap only draw back i would have to make enough to get the RH down low enough and probably every few days i would have to dry out the dessicants in the oven.

do plant stomata open when lights are off. that is what produces all the humidity.
 

Uncle Jesse

Active member
40 grit might have a point i have no problem with mold until i use CO2 but the plants that tend to get mold sit next to the tank. im thinking run the tank out side the room heh ? going to make a change here i wasnt even thinking about that, thanks i also dont run AC till summer and im running bigger lights, i got cetral plumbed into that room special.

and Ballastman yeah it will raise a lil not sure how much i think you room is sealed tighter. how far away your contrller is from your burner and my controller is mounted about 3 1/2' off floor and it is about 5' straight away from the burner on a diff wall , that on and off difference is called stasis i think ? and i only run it about 5 weeks in flowering turn it off two weeks before harvest then turn on about week and a half into flowering, i was under the impression that the higher levels like above 2000 not good for plants and lil higher could hurt you good i'll do more reading but i do like the result i believe it helps. peace

entity were talking a tightly sealed small rooms not factory working conditions where large companies try to get away with what ever they can if it savem a buck. and bay doors are open.
 
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Guest

Uncle Jessee why do you stop enrichment at the end of flower?I've heard other people do this before but I dont understand why.I have different stages all the time so I keep it going if the lights are,its on.
 
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I cant see where it would be logical,I finish plants that would normally finish in 50 day at around 40 days now,stopping co2 would be stopping the rapid growth
 
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O yea,now that the blockhead is bagged and gone I averaged 2 ounces per plant where before I was doing 1 1/2 oz.,lord strike me dead if I'm exaggerating in any way.I didnt veg them longer either,if anything a little less I think
 
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Guest

I think about 2 weeks I guess I should keep track of that stuff but I dont
 

jojajico

Active member
Veteran
wow thats amazing. so u use rooted clones, veg for 2 weeks and get 2 ounces per plant. thats beautiful man. what is your setup? SOG? how many watts per square foot? organic, hydro?
 

Uncle Jesse

Active member
shutting off CO2

shutting off CO2

it works kind of like flushing and not using nutes at the end of the grow, just makes it a lil smoother and yes it does cause the newer one to go with out it for awhile but it seems to work nice hard sweet sticky, oh god it sounds like weed porn lol and it saves on co2 also, how long does a 20Lb tank last you Ballast man ?

it might effect the growth a lil but improves the taste . smoother
 
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Guest

About 3 weeks I think,I would rethink that uncle Jessee but then again I dont flush either,I bet if you took it to the end you'd see improvement in the final product and it'll finish a little sooner.It just doesnt makes sense to me man,its like taking something vital away from the plants when they need it most,the last part of maturation
 
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Guest

Uncle Jessee I just hung out with my cap and the way mines working is my set point is 1500 if it drops below 1450 the generator kicks in and burns but only until it rteaches the setpoint or 1500,then it kicks off.However the PPM's continue to rise to around 1700 before it slowly starts dropping,thats about a 250PPM swing which is supposed to be of maximum benefit.
 
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jojajico

Active member
Veteran
ballastman said:
About 3 weeks I think,I would rethink that uncle Jessee but then again I dont flush either,I bet if you took it to the end you'd see improvement in the final product and it'll finish a little sooner.It just doesnt makes sense to me man,its like taking something vital away from the plants when they need it most,the last part of maturation
if a 20lb tank lasts 3 weeks how big is your grow space?
 
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Guest

It's 8 by 8,thats a real guess.This is my second tank since I dumped my cyclestat and got a cap PPM3 but I know I';m not using near the propane I was using with a cyclestat.This time I kept my recept so I'll know how long it lasts in a week or two.Propane is cheap man compared to th benefits of true enrichment.
 

jojajico

Active member
Veteran
wow if a 20lb tank last 3 weeks in ur grow room then its gunna last me an entire grow, maybe two lol.
 

Uncle Jesse

Active member
hey ballast man heres something you can try, use a bath room scale set it at -25 Lb's.
use the scale as a gauge so you can read how full it is. you will have to weigh a empty one and then a full one and add those 2 # together to set it at the neg weight when it starts going to zero time for another tank ,that just hit me one day when i took in aluminum cans, tare . that CAP 3 is so sensative it jumps when ya breathe on it thats no shit ! I am relighting mine tomorrow ! later
 
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If you fart near it the number nearly doubles lol!Yea they are something.I'm looking at my receipt I filled my tank I filled my tank Jan 12 and when I just lifted my tank it felt close to empty,maybe a couple days left.
 
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