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which pumps for DWC?


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fuckin eh it will mate, that thing will be loud as shit, go down to your fish shop and get em to plug one in, they dont even use something like that there.

 

Basically I got an air compressor sitting at home, puts out 20psi. But you cant talk when the thing is on and all dreams of growing with it have been killed. If that pump is 50x smaller it still will be loud as fuck.

 

Anyway go for something that is at least a bit muted. Do you know them things you run off your ciggy lighter to blow up bike tires???? that thing is basically that, but off the mains.

 

10ltrs a bucket isn't much, its double what I run, there are quiet pumps that will run it, you could try 2 of these if your heart is set on 10ltrs per bucket. But thats $300, and when your spending that kind of cash you should try and set up a airbased system like Aeroponics.

 

http://www.aquariumproducts.com.au/prod77.htm

 

Imagine 2 350mm bits of PVC pipe with 10 aeroplants, foggers are getting cheap these days even. The shit is endless that you can do with alot of money. DWC is kind of a poor mans grow style,

Edited by white_cluster
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I disagree with WC on this. I have that type of air compresser only the model down, the ACO208 which does 38L/minute and it is whisper quiet. That one you are looking at may be a bit more noisy being bigger, who knows, but my guess is it will still be OK. Your fans will probably make more noise. The ACO208 should still run 10 buckets.
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DWC is a cheap and simple system, but it has the potential to beat its hydro counterparts when done nicely.

I am still only beginning with the DWC but have generally notices the more air the better. Expecially if you are able to get enough air to create a good mist above the water. This mist allows you to slightly drop the nutes and have a kind of DWC/Aeroponics cross.

 

Well the Pumps I run.

Quiet 4 outlet

 

Big Air. This helps my ladies realy perk up. She is delivering 300L/Min of air through the the fine sandstones through to the girls. Took a while to get used to sleeping round but with propper suspension and ducting she is even situated in my bedroom and barely noticed.

.

Big Air

 

 

The root zone

Edited by HappyJay
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After using a 2 oulet aquarium air pump for a while in a 60L DWC, i've now changed to a small aquarium bio. filter ($25.00). Had I more dosh i probably would of upgraded to a more powerful bio. filter or just power head. If it comes with a foam filter element and cover, disuse as you may not want a bio. process happening in your DWC reservoir. Buy the filter or powerhead from good aquariums, your essentially using the pump to draw oxygen into the res. If you havn't seen one, most of these filters/heads come with an airline attachment that hangs outside your res. The force of the flow the pump creates draws oxygen into the pump and creates a furious path of bubbles. Place pump with suctions just underneath the surface and heh great bubble/splash action. Have 4 mums in this system and they power.

Tip: After your babes have grown roots through the netpod/medium and into your reservoir, leave the water level approx. 25mm below the bottom of the netpod - this will help root production/plant growth as roots search harder for their drink. The splash from the bubbles above this point will keep everything moist.

Hope I havn't repeated anybody else here, thought you would find it interesting. Chuck your air pump and stones into your main grow res. maybe.

Peace. :rolleyes:

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Got to thinking my previous post is a bit unclear as to specifics. The pump shown is an 'Otto' brand internal power filter (in the aquarium trade, also ka 'biological filters'), Model No. PF-1200N i.e. pumps 200 litres/hr @ 32W. This particular power filter includes attacheable foam filters and casings which i disuse for this purpose. You can also get 'power-heads' which are the power filter without the filter - probably more use in this case$$$. IMO you could probably get away with a smaller power filter/head running @ 8W. Otto Power heads run from 200L/hr to 2000L/hr. Internal power filters also run in this range. Power filters/heads fro 200-800L/hr run on 8W. As i mentioned before, i usually run a tiny 200L/hr internal power filter in my res. using just the pump with the airline.

The pump shown was donated from a mate's fish tank. I don't know what the pumps output equates to in terms of bubbles/oxygen and am not sure if airpumps/stones are more/less effective - just thought i'd post an alternative and see if anyone has given it a try. :D

post-9-1066015260_thumb.jpg

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