Carbion Filter

CiderSpy

Active Member
Size: Can33 with a mix,max of 100,200 cfm scrubbing

Anyways I'm guessing a 200cfm is required, to avoid running the fan high? Just because my 130 cfm can clear my box <1min

anyways witch cfm would you put on the Can33, I'll use the other fan for lightheat exaust
:eyesmoke:
 

Hobbes

Well-Known Member
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The 6" can fan or equivalent.
http://toronto.kijiji.ca/c-buy-and-sell-home-garden-CAN-FILTER-33-CAN-FAN-6-INCH-HYROPONICS-ODOR-CONTROL-W0QQAdIdZ136769183
http://www.4hydroponics.com/grow_room/can-fan-combos.asp

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How do I size the proper fan to a filter?

We actually put the recommended fan right on the sticker on the Can-Filter to take away any of the guess work you may have had to do in the past, but if you do not have a filter right in front of you the same formula for sizing a room works to size a fan to a filter and a filter to a room ( Length x Width x Height) gives your cubic feet and then divide that number by the number of minutes you would like the air to be exchanged in that room (only 1 to 3 minutes is recommended!!) and that will give you the recommended minimum CFM that you need for that room, then you take that Min CFM number and match it to one of our filters and as long as that Minimum recommended CFM is higher then the exhaust minimum on the filter you will have adequate airflow and proper filtration for that room.


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How much CFM loss is there through the filter?
Every different size of filter provides a different resistance to each different size and style of fan you put on it, a filter at the maximum exhaust CFM rating has approximately 0.7 wg. pressure drop
All Fans will have a lower CFM at a higher pressure.
For Example at .5"wg
The 10" Max-Fan goes from 1019 CFM to 885 CFM,
The 12" Max-Fan would go from 1708 CFM to 1595 CFM

http://www.canfilters.com/faq.html

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bongsmilie


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Hobbes

Well-Known Member
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How big is your room - L x W x H?

I have the Can 33 with a 6" 440 CFM Vortex fan. I have a small grow cage (144 cubic feet) in a large room (2500 cubic feet), works fine but might be overkill. The 4" should work fine depending on your room dimensions.

I find it's better to go with a little more than to find the minimum you can use.

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bongsmilie
 

CiderSpy

Active Member
I'm sure what I think is right. regardless of you space. That Can33 200cfm max surubbing would deserve a 300cfm fan min. That 440 sounds the a good investment.
 
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