Venting into the space between my floors?

bshdctr

Well-Known Member
Hello good people,
I have been busy constructing a new flowering room and I have it just about finished. My question a relatively simple one: Can I run the ducting from my exhaust that is very mild in temps into the space between my basement and my main floor? My grow is in the basement so the exhaust would be traveling away from the grow and up into the ceiling and into the space between my basement and main floor. Any answers are much appreciated!
 

Duder1984

Active Member
if you dont have a carbon filter hooked up to your exhaust, or make use of scent neutralizers, it will make your whole house stink of pot during flowering....should be fine during veg and first couple weeks into flower but it will then start to become a problem once they start to smell
 

mrmadcow

Well-Known Member
do you really want to throw all that moist air into an enclosed area to cause mold & mildew? unless you have a vent for the air to excape you will be asking for trouble
 

bshdctr

Well-Known Member
Wow! Thanks everybody for the answers! I appreciate all your time very much. I do have a carbon filter so the air does not smell of cannabis and I change my filter often so that is not a problem. As far as the air being moist, I live in Colorado so humidity is never really a problem but I am not sure how much moisture is in the exhaust..... Thanks for that input mrmadcow. I would really hate for any mold problems to show up in between the floors. I will look into seeing if I can make a vent so this air can escape into my main floor or I will look into other options. Again thanks everybody, sometimes just getting a few different opinions on something helps get ideas flowing again.
Peace-
 

Duder1984

Active Member
Wow! Thanks everybody for the answers! I appreciate all your time very much. I do have a carbon filter so the air does not smell of cannabis and I change my filter often so that is not a problem. As far as the air being moist, I live in Colorado so humidity is never really a problem but I am not sure how much moisture is in the exhaust..... Thanks for that input mrmadcow. I would really hate for any mold problems to show up in between the floors. I will look into seeing if I can make a vent so this air can escape into my main floor or I will look into other options. Again thanks everybody, sometimes just getting a few different opinions on something helps get ideas flowing again.
Peace-
The only problem I can envision then is from something someone pointed out earlier, that is heating your crawl space up.... seems like a novel ideal but remember normally this area is cold as hell and out of site, which isnt a big deal, but if it's suddenly a dark warm out of side universe, maybe it will be very attractive to lifeforms seeking shelter out of sight..yknow? rodents, varmint and insects a like will suddenly see your crawl space as a sanctuary..especially during winter
 

chasmtz

Active Member
any area that doesnt get to circulate is bad. as long as there are places for the air to escape, you will only benefit from increased air circulation. most basements lack in this area.
 
you can always find out the moisture content, and then also duct it into your heating system if you have forced hot air ducting for heat. free heat !
 

legallyflying

Well-Known Member
Ummm... no two objects can occupy the same space at the same time. So if your trying to pump air into a closed space (which is pretty small) (floor joist spacing x length of house) and there is no where for the air currently between the joists to go.... it ain't a gunna work to well.

Its kind if akin to saying.. "I'm going to exhaust my grow into garbage bags". Sure there will be some leaking... but not 500 CFM or whatever your fan is running at.
 
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