Indoor tent in the attic

Matt Z

Member
First off, I know how many people are going to post about how i can build my own and save money. Please save those posts for someone else.
I plan on buying the tomato tent from Sunshine Solutions. It comes with everything needed for the whole op except water and seeds, which i have. I have grown before but never hydro. My main concern, considering i live in Texas is that the attic will soon be in the 100's very quickly. Now, assuming that my tent will be 5-15 degrees hotter than room temp, is there anyway i can pull of a tent grow in my attic?
Is it possible to use an A/C duct from my house for air intake to keep the tent temp around 70 degrees?
 

ow.douglas

Well-Known Member
Matt an attic grow in TX during the summer is going to be a tough go. Even if you can tap into the house A/C it's going to run off of the thermostat. If you take too much air your living space will suffer. Unless you use T5's I would expect the temps to go up mote than 5-10 deg, so it's in the higher end of your range. Good luck if you go for it.
 

Matt Z

Member
I agree that it will be tough. I will be using a 400W metal halide light, which with the cooling system from what i understand, really won't emit much heat and are room temperature to the touch. Do you think the T5's would really make a difference? I still think i can pull off a 60 day grow if I start now seeing as how the scorching heat wont start until late June. I will be happy with that, and hopefully can move it downstairs or somewhere cooler during the July and August months.
 

jhod58vw

Well-Known Member
be way to hot in the attic maybe with its own air conditioning and if the attic is really insulated well keeping heat out my box in my garage hit 84 the other day here in cali off cfl's and were only in april i heard indoor plants stop growing at 84 from a good friend
 

Matt Z

Member
Good to know. This is something that i greatly want to do, but i can't grow in my house and im not seeing any options opening up :(. Not sure what to do. However, i do have a shipment of thc bomb seeds coming in that i would like to plant in the forest behind my house. Only problem is its 150 miles away and i dont trust my brother to take care of it like i could.
 

secretweapon

Active Member
I grow in a tent that's in an attic, I insulate my tent walls with blankets. I grow with vertically hanging bulbs, it allows all the heat it generates to rise to the top of the tent and you would just extract out the hot air with a strong fan. It also allows me to grow around the bulb fitting more plants and I have more light penetration. I think I understand you have an air cooled hood? If not that is a must.

Some growers use "swamp cooler" to cool the grow.
 

Brick Top

New Member
Are you in a low or high humidity area of Texas? If in a low humidity area you could buy or build a small swamp cooler to run all the time and with the a/c coming on likely fairly often you MIGHT be able to pull it off ... maybe .. but if in a high humidity area a swamp cooler is not of much if any use.

The only other chance I can think of right now would be if you ran an a/c duct to your tent that had a fan in it so it would continually draw cool air from your home up into your tent even when your a/c wasn't running. That would make your a/c run more often, but if you want to grow and can only grow in your attic one or possibly both options combined might be your only chance .. that and having daytime be your plants night so your light would be running at night when the attic would naturally be cooler and off during the day when it would naturally be hotter. Without the light on it would take a little less cooling to keep temperatures in a proper range.

Possibly a portable a/c unit might work ... maybe.

But I still think it would be a long-shot whichever option or options you went with.
 

Matt Z

Member
I appreciate all of the input. My gut tells me to give it a try, thus i must. What do you think about building an artificial room around the tent so that the room is A/C'd?
 

Brick Top

New Member
I appreciate all of the input. My gut tells me to give it a try, thus i must. What do you think about building an artificial room around the tent so that the room is A/C'd?
If you heavily insulated it .. and I do mean heavily.
 

Saerimmner

Well-Known Member
Would this be of any help? never had any dealings with one btw jus saw it on another thread


THE EASIEST, MOST EFFICIENT, AND COST-EFFECTIVE WAY TO COOL YOUR GROW ROOM AND SAVE MONEY ON ELECTRICITY AND A/C BILLS!

Works Even Better If You Have A Huge Room With Dozens Of Lights Or Plan To Get More Soon!
It's A Fact:
If you want bigger yields and huge harvests... then... you need a lot of lights in your grow room.
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This is great for your plants, but becomes problematic in real life. You see, every single one of the lights in your grow room are like "miniature suns" producing enormous amounts of heat.
And because of this, until now, you had to suffer the consequences:
  • Elaborate and expensive cooling setups...
    [*]Dozens of fans strategically placed and draining energy...
    [*]Constant air-conditioning to cool everything...
    [*]You can't run a completely air-tight setup, because you're moving air in and out...
    [*]You have to deal with power overloads...
    [*]Outrageous electricity bills, hassles and headaches because something always breaks...
NOW WITH THE ICE FLOW™ SYSTEM YOU CAN HAVE DOZENS OF LIGHTS, GET HUGE HARVESTS, AND ELIMINATE ALL YOUR EXCESS HEAT PROBLEMS!
We've been hearing these same complaints from growers for years. But until recently, the grow room development team at Advanced Nutrients® didn't feel they had found the right solution for cooling the enormous amounts of heat a grow room generates.
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It's a safe, super-efficient, and effective way to cool all the air leaving your reflectors... without... adding more A/C, more fans, or increasing your electric bill.
It utilizes a water to air heat exchanger to water cool the hot air produced by your reflectors. As you probably know, water-cooling is much more effective and efficient than air-cooling.
But just how much more effective is it? Good question. Our leading hydroponics scientist, Dr. Savov, explains: "Water has a thermal conductivity of 0.6W/(m*K) which is much higher than the thermal conductivity of air which is only 0.03W/(m*K).
"Water also has a much higher specific heat capacity than air. What this means is water can absorb and remove four times the heat and do it nearly 20 times faster than air when it comes to cooling your garden!"
YOU CAN KEEP YOUR GROW ROOM AIR TIGHT!
What's more, with the Ice Flow™ there is no need for air to enter or leave your grow room, improving CO2 efficiency and reducing the introduction of pests, fungi, and other elements that could harm your crop cycles.
The biggest benefit of increased CO2 efficiency is of course lower costs for using CO2 to grow, and for growers burning gas to create CO2, even more control over heat production because you won't have an open flame in your room for as many hours each day.
THE ICE FLOW™ SYSTEM WILL GROW WITH YOU...
No matter how big you plan to get, you'll never outgrow the Ice Flow™ system and here's why...
If additional cooling is needed you can easily link multiple Ice Flow™ units together to double, triple, even quadruple your cooling power!
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Then setup the Ice Flow™ in your grow room so you get the maximum cooling benefits from the system...
  • Watch your room temperatures drop...
    [*]See your electricity and A/C costs plummet...
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And then, the real payoff comes! When your friends see your next yield... when they gaze jealously at your pro setup... and wonder how you get such amazing results... you can just smile confidently.

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HOW DOES IT WORK?
The Ice Flow's™ construction is nothing short of an engineering miracle! It has a copper heat exchanger with a molded plastic housing. One side of the housing is designed to slip over your duct flange and the other side is designed to attach to your existing air ducting to run to an inline fan. Then, air from your room is pulled through your reflector just as it is now, and then over the Ice Flow™ heat exchanger before exiting right back into the room. Cold water is circulated through the unit, which is what sucks the heat from the air so efficiently before it exits back into your room.
 

Milk ion+

Member
I would definitely advise against this. I am new to hydro growing as well, I originally had my grow tent in the attic and I live in the southeast. It's early april and attic temps would be 15-20 degrees above living ambient temperature and about ten degrees above outside temp. They are heat traps, that only need sun to significantly rise in temperature, quickly. My reservoir(14gal) temp was constantly too high or just right and my ambient temp in my grow tent was 80 plus on average. It's a total pain in the ass and the work/money it takes to control that environment most often out weighs the benefits, at least in my case. I now have my grow tent 3X3X6 in a large closet with 400 watts of light hooked to a cool tube with a 500 cfm fan exhausting into the attic and you wouldn't believe the control it provides in maintaining optimum temperatures both reservoir and ambient. I would grow in the attic if I could provide either a completely sealed temp controlled/environment or..... well that's about the only way.

Regards
 

Milk ion+

Member
I forgot to mention the same temp extremes apply in cold weather as well. I also forgot to mention I tried reversing my day light period, having dawn in the late evening and sunset early morning... didn't work. And it's not like it never worked but consistency is what you want and that's exactly what it lacked. Hydro is hard in those kinds of conditions as a particular Oomycota member would love to live in your soup.... and that's on top of plant stress. If you do it, which you most definitely can, plan it out very well with your budget in mind.

Regards
 
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