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RO/DI Unit suggestions?

Posted: Wed Oct 24, 2012 11:30 am
by Tim
I have this small RO/DI Unit that maybe gives me a single 20 liter bucket in about 10 hours :lol:, which, if truth be told is a problem, since I have to hook it up to the faucet in the bathroom. That means no washing your hands for 10 hours :p.

I've given up on using it, but algaes are a menace without it :(.

So.... I am looking for a larger unit, mostly because I have a new 140 ~ 200 gallon system in the works :D. Now, I figured I would purchase the first fill up at the LFS, but doing a water change with a RO/DI unit that gives me 5 ~ 6 gallons in 10 hours or so seems ridiculous, not to mention the water refill because of evaporation.

I am looking for suggestion on a good unit. I think I should look for something between 150 to 400 GPD, but I have no idea really. I don't mind importing from the US or wherever else as long as shipping isn't $500 like at marinedepot (for a $90 overflow box :shock:).

The new unit will get its own water line in the washroom. So no more toilet issues :)

Re: RO/DI Unit suggestions?

Posted: Wed Oct 24, 2012 11:47 am
by Pufferpunk

Re: RO/DI Unit suggestions?

Posted: Wed Oct 24, 2012 11:52 am
by Tim
United States & Canada only sadly enough :( , but I'll keep it in mind via myus.com or something similar.

Also what stages should I look for. I see various sediment filters 10µ, 5µ or 1µ for instance. I am assuming having a 5µ & 1µ will mostly help the 1µ last longer, is the 1µ even interesting for reef aquariums?

On a side note, I've seen a few RO units that were 8 or 9 stages that had a re-mineralization stage, is such a thing interesting at all?

The larger tank will be a coral reef tank (assuming they don't have a porc the day I go buy corals, might decided he's too darn cute to pass up on :lol: ).

Re: RO/DI Unit suggestions?

Posted: Wed Oct 24, 2012 12:16 pm
by Pufferpunk
Sorry, I didn't look where you're located. Try Ebay.

Re: RO/DI Unit suggestions?

Posted: Thu Oct 25, 2012 10:31 am
by Tim
Anyone have any thoughts on http://www.ebay.com/itm/7-Stage-RO-DI-A ... 84bc6974d3 ?

Would be either the 150 or 200 gpd version. Is it useful to have that many DI stages btw?

(Most RO/DI units from the US are half the price they are here, if not less, but even after shipping and import tax it will still be cheaper)