Plant Based Air Filter

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Brian Korsedal

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Apr 29, 2011, 3:53:59 PM4/29/11
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Hello,

I'm indoors a lot.... I bet many of us are. ;)     I want to develop a plant based air filter.  NASA has done a lot of studies on them and it there are a few products out there.  They are fairly simple.  Here is a good one:

http://www.andreaair.com/

It involved using a fan to draw air over the plant leaves and then through a bed of activated charcoal used as the soil.  Water is sprayed on the charcoal to feed the plant.

I would like to make a much larger one.  Maybe 3ft wide by 5ft tall and about a 6 inches deep.  I might use plywood or another material for the main structure.  I might use polycarbonate for the front to let sunshine in for the plant.  I would like to use English Ivy for the plant, it's shade tolerant and on of the best at removing toxic chemicals.  Then I'll need a water supply and a fan. 

It's a fairly simple design.  It is important to draw the air through the active charcoal soil.  This has been shown to be up to 200x more effective than just the plants alone.

Would anyone be interested in building some with me?

-Brian

Tux Lab

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May 11, 2011, 4:03:16 PM5/11/11
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I am interested in building a living wall air purifier. I am
thinking of using aluminum square tubing for structure and
polycarbonate for the sides. Maybe a few levels of aloe vera to
acts a "multi stage" filter and add some full spectrum LED lighting
grid for night operation. . . . with watering, fan, lighting, and
monitoring controlled by an arudino.

If you use active charcoal as soil, will you be replacing them at a
regular interval? or is it something to keep the growing bed
homogenous and clean?

John

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