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8x4 2000w CO2 room build?

Rotten1

New member
Hello everyone, I have grown indoors for 3 years but in a tent and no Co2, plus have 9 outdoor seasons under my belt.

My main question about setting up this new room is I want to run those two 1000w lights with the CO2 in a sealed room but don't want to use an AC at all in this room, so what I'm trying to ask is will exhausting 2 xxxl magnum hoods be enough to keep my room temperatures manageable?

Or would I have to vent from the ceiling as well every so often,thus wasting some CO2 every now and then?

I would rather waste some CO2 every now and then,rather than adding more power usage to my bill with AC usage, I'm going to be running these rooms on a flip flop giving me 2 flowering rooms,rather then 12 hour daily spikes in power consumption daily.

Thank you for any help
 

ceosam

Member
unless you live somewhere the ambient temps are never above 55*F, then there is a 99% chance you need an AC
 

Granger2

Active member
Veteran
What's the temp and humidity like where you are? Either run sealed with AC, Dehum, CO2, sealed loop lamp cooling, or run with room ventilated likely constantly with lights on. Otherwise, heat will be a serious problem, and you won't be wasting CO2 "now and then," you'll be almost totally wasting it. If you're running outside air thru, you won't need to add CO2.

If you have lots of humidity in your local, and running outside air thru your room, you'll be apt to having devastating fungal problems- Powdery Mildew and Bud Rot. And if you have hot summers, room temps will be problematic. Good luck. -granger
 

Rotten1

New member
Thanks guys so I guess I would have to keep running my current setup and no co2, I'm in upstate ny area so I can't run a 1400 watt AC all day to only cool 2000watts it would seem Impractical

I guess to me it would only be practical to run a sealed room with 4000watts and AC with CO2

So there is no way for me to exhaust the rooms while also using CO2 and still getting the benefits
 

Coconutz

Active member
Veteran
If you keep the room sealed you will need to dehumidify the room if you arent running AC.
Running a dehuey will heat up the room.
You want the ac running without a dehuey when the lights are on to remove the moisture.
Your plan has 0% chance of working
Peace
 

Rotten1

New member
Ok thanks everybody so the CO2 is out of the question, I'll just stick to my current system of exhaust/intake then, I'd rather add another light then use an AC
 

Team Microbe

Active member
Veteran
O.....Kay. Another 1000w of heat. Good luck. -granger

His problem isn't heat right now, it's heat when running a sealed room.

You can run a 3rd light no prob if they're air cooled and ran on a close-looped system outside of your exhaust. I like a passive intake with a close looped system the most actually... fuck co2!
 
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