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12k 7 gal vert coco med K.I.S.S. grow venitilation help

lvtokerr

Member
So heres my current set up i need help with:

https://www.icmag.com/ic/showthread.php?t=247931

I am exhausting with the can150 14" into the other half of the garage. I have a 8"phatfilter on a window in the garage. i was figuring with the coldness outside the 8" could keep up. It how ever cannot. I am better off just opening the back door next to the window. The 14 can push the heat through the garage and out the back door. For obvious reasons i do not want to leave a back door open.

So should I put the 8" aside and go for another canfan150 14"? Problem with that is that i dont really have a 14" dryer duct. do they even make dryer ducts that big? id like this thing to look as igcognito on the outside as possible. either way a bunch of dryer vents wont look much more incognito either.

plan b is put another 8" (or two :/) to suck hot air out of garage instead of leaving back door open.
 

lvtokerr

Member
intake in the room is 2 8" inch dryer vents with six feet of hose on them. they are passive. I was thinking of putting some booster fans on the passive intakes. I would power them by an extension cord plugged into the thermostat. That way the boosters are only on when the 14" canfan150 is powered on.
 

lvtokerr

Member
another thing I have thought of.... My can fan filter is sitting on the ground. it is too big to want to lift up. i seen some one else left theirs on the ground so i thought id be okay with this cold 40degree outside air. . if my filter was in the air it would most like work better? but if i am exchanging the volume of the room every few minutes does it matter as much where the filter is? what if i put boosters on the passive intakes and hang the boosters to blow the cool air up high to help cool the heat? that way i dont freeze a plant. I have killed a plant before sucking in too cold of air.
 

TURBD

Member
It's good to have it up high as that's where the heat usually is.
Not to mention the added floor space. I am drunk though so yea.
 

FlowerFarmer

Well-known member
Veteran
What kind of 14" Fan is that? Is it a Max?

For what its worth the MAX 14 fan loses a lot of its CFM once a certain length of ducting it reached. Its more for circulating/scrubbing. The 10" (quiet) or 12" (although loud) is much better at pushing with resistance / lengths of ducting.

Couldnt tell from your pics.



Not hard to get those filters in the air. I've got muscles like a 16 year old girls and still manage to get a 150 in the air.. by myself. Screw some heavy duty eye bolts into the ceiling and get yourself some long ratchet straps (for tying stuff down on trailers and such).

Slips the straps through the ratches..and give it a crank or two so that it has that "grab", but still allows you to pull the strap.. let it sling down and carefully tip the big fucker into it... I then go back and forth from end to end of the filter raising the filter a little at a time while pulling the strap through even more. Not by ratching yet, but merely by pulling the strap. Surprising it has enough grab to keep the filter up. Once I get it up near the ceiling.. I ratchet it the rest of the way to ensure its not going anywhere.

Getting it high up where the heat rises will help a bit. Otherwise add another..more the better.

Gotta somehow figure a way to exit with that 14"..
2x per minute is what DHF and others suggest. Its a lot, but is superior.


I'd try exiting with the 14" and putting the 8" on a thermostat to dump in cool air when needed...

Or..

Do the 14 and 8 all exhaust power.. throw them on speed controllers to dial down like Lazyman if needed.


my 2c
 

lvtokerr

Member
its a 14" max fan with 6 feet of 14" ducting. the garage is heated. the heater is in the bloom room. the heater thermostat is in the part of the garage that i park in. so i wanted to dump the heat on to the thermostat so it doesnt kick the heater on in my bloom room and dry it up (im already running too low of rH). the garage needs to be heated so the pipes dont freeze. the bloom room stays at perfect temp with back door open. so i am wondering if itll work just sticking another 8" next to the other one instead of leaving door open lights on. this door is the door to the part of the garage i park in.
 

lvtokerr

Member
What kind of 14" Fan is that? Is it a Max?

For what its worth the MAX 14 fan loses a lot of its CFM once a certain length of ducting it reached. Its more for circulating/scrubbing. The 10" (quiet) or 12" (although loud) is much better at pushing with resistance / lengths of ducting.

Couldnt tell from your pics.



Not hard to get those filters in the air. I've got muscles like a 16 year old girls and still manage to get a 150 in the air.. by myself. Screw some heavy duty eye bolts into the ceiling and get yourself some long ratchet straps (for tying stuff down on trailers and such).

Slips the straps through the ratches..and give it a crank or two so that it has that "grab", but still allows you to pull the strap.. let it sling down and carefully tip the big fucker into it... I then go back and forth from end to end of the filter raising the filter a little at a time while pulling the strap through even more. Not by ratching yet, but merely by pulling the strap. Surprising it has enough grab to keep the filter up. Once I get it up near the ceiling.. I ratchet it the rest of the way to ensure its not going anywhere.

Getting it high up where the heat rises will help a bit. Otherwise add another..more the better.

Gotta somehow figure a way to exit with that 14"..
2x per minute is what DHF and others suggest. Its a lot, but is superior.


I'd try exiting with the 14" and putting the 8" on a thermostat to dump in cool air when needed...

Or..

Do the 14 and 8 all exhaust power.. throw them on speed controllers to dial down like Lazyman if needed.


my 2c

i like your technique to get it up in the air. now if only i sill had a ladder. i am also slightly sketched about hanging that much weight from the ceiling. if it can hold up 4 feet of snow a fan n filter should be fine eh?
 

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