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RE: Wet/Dry Filter

Ever try Perlite?

I prefer it to lava rock.  When lava rock is saturated water just flows around
it.  When Perlite is saturated it swells and the flow slows drastically so you
can tell and replace it.

IMHO
john

On 25-Mar-01 -RJ- wrote:
> Hi Boat,
> 
> For years the Germans have been using lava rock in their corner filters. I
> do. It works great also. Have you ever tried it? Maybe the greatest benefit
> of the filter is simply the medium it employs. You might be able to get the
> greatest benefit of the Henri filter without the work.
> 
> Best regards,
> 
> -RJ-
> 
> -----Original Message-----
> From: owner-killietalk at aka_org [mailto:owner-killietalk at aka_org]On
> Behalf Of Allen N Sandra
> Sent: Thursday, March 22, 2001 2:44 PM
> To: KillieTalk at aka_org
> Subject: Wet/Dry Filter
> 
> 
> Sorry it took me so long to get back to you all.  I am the one who built
> custom "Wet/Dry" filters for Mike Lobello's 180 gallon tank.  The "every
> twelve inches or so" was a suggestion I made earlier.
> 
> Let me make a few points here that have been left out.
> 
> First, you all should read Herni's article on the Killie-Nutz page.
> However, if you missed it, it is ok, because Henri informed me, last week,
> that he will be submitting an article to the JAKA for publication on just
> the thing we are squabbling about here.
> 
> One of the things that Henri points out every time he talks on the subject
> of his neat little filter, is that it  is akin to rain.  The water, when it
> returns to the tank, is dripping from the filter instead of trickling.  This
> way fish and fry can swim along the surface without feeling like they are at
> the beach getting pounded to death by the bubble-caused-waves.  This
> disturbs fish and keeps them from acting as they do in the wild.  It is a
> gentle drip drip that comes from this filter.  Just like a light rain.  The
> filter's qualities makes it somewhat like a "swamp cooler" which we use here
> in Florida to cool our greenhouses, actually called an evaporative cooler.
> Because of this the tank water is cooler.  Naturally.
> 
> Now because of this, water has to be added often.  To keep from adding more
> Conductivity to the tank water (as there was Dissolved Solids left behind
> when the water became a gas again) Henri suggests adding RO water.  Henri
> says he does not do water changes, because they don't happen in nature, but
> must add Sodium Bicarbonate to counteract acid put off by decaying detritus.
> I do water changes, but the water quality, RJ, is incredible.  I can tell
> you, from personal experience, that this filter can clear a cloudy, polluted
> tank, faster than any high tech or other filter I have ever used!!!!   You
> need no data.  Build one and be a believer.  You will have only lost $1.50
> in supplies, and 4 hours in time.  But when you see how it works once the
> bacteria is set up in those damp lava rocks, I'll tell you now, you will
> want to build many more.  The only thing that will stop you is how
> frustrated you get sometimes, building these things.  I suggest one a month,
> for sanities sake.
> 
> Ok, now what needs to be known is that every part of this filter is
> permanent!!  I have never had to clean out this filter, except when I forgot
> the sponge and my female N'sukka started getting sucked up into it and
> decaying.  Every part needs no replacement, which is why you see no
> commercial production of these incredible devices.  Remember, these
> companies make money not on the filters themselves, but on floss, filter
> pads, carbon cartridges, impellers, replacement sponges, and on and on!!
> This filter is just about maintenance free.
> 
> Yes, it sounds to good to be true.  Only drawback is the evaporation rate,
> and the pain in the tukus it is to build the darned things.  I have none to
> sell to you.  I sing the praises of this filter only because of things like
> the four tanks I rotated my filter through for 6 months with out death,
> disease or even a heavy breath.  (of course I did once a month water changes
> on these tanks.)  All I can say is build one for yourself.  Use it for 4
> months.  Then if you see flaws in it, tell us about it.  Then, as my boss
> says, make recommendations on how to fix it.
> 
> Another nice thing about the filter is it is outside the tank.  IT sits on
> top.  No worries about backflow into air pumps or anything.  And the fish
> get full use of the entire tank.
> 
> Off soap box.
> 
> Boat
> Tampa, FL
> TBAS, SKS, AKA
> 
> 
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> 
> 
> 
> Shop online without a credit card
> http://www.rocketcash.com
> RocketCash, a NetZero subsidiary
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----------------------------------
E-Mail: John N. Alegre <listhub at libros_andante.mn.org>
Date: 25-Mar-01
Time: 16:01:33

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