From: fvr@broom.bae.bellcore.com (Frank Ricciardi)
Subject: Re: [FILTRATION] Will this work?
Organization: Bell Communications Research
Date: Tue, 18 Aug 92 13:24:35 GMT


	You need to make sure that, not only will the setup not overflow, (the
holes you mentioned might work), but it has to restart when the power resumes.

F



In article <1992Aug18.045229.15981@cbnewsm.cb.att.com>, ste@cbnewsm.cb.att.com (Shaun T. Erickson) writes:
|> I have a wet/dry filter and two Magnum 350s. I would like to hook them up
|> as diagramed below. Would this work? Does anyone see any potential problems
|> with this setup? I want to try this as it would allow me to remove the siphon
|> box and pre-filter leaving only an intake/output pair in the aquarium, making
|> it look MUCH nicer.
|> 
|>                       <----                          <----
|>                      ________                       ________
|>                      |      |                       |      |
|>                      |  ----|-----------------------|----  |
|>                      |  |   |                       I   |  |
|>                      |  |   |                           |  |
|>                      |  |   |                           |  |
|>                      |  |   |                           |  |
|>                      |  |   O                           |  |
|>                      |  ---------------------------------  |
|> TOP OF STAND -------|-------------------------------------|----- TOP OF STAND
|>                       \       _____           _____       /
|>                        \      |   |  wet/dry  |   |      /
|>                         \     | --|-----------|-- |     /
|>                          \    | | I           | | |    /
|>                           |   | |             | | |   |
|>                           |   | |             O | |   |
|>                           |   | ----------------- |   |
|>  SHELF -------------------|---|-------------------|---|----------------- SHELF
|>                         --|---|--               --|---|--
|>                         | I   O |               | I   O |
|>                         |       |               |       |
|>                         |       |               |       |
|>                         ---------               ---------
|>  BOTTOM OF STAND --------------------------------------------- BOTTOM OF STAND
|>                       MAGNUM 350 #1           MAGNUM 350 #2
|>                     (CARBON CONTAINER)      (MICRON CARTRIDGE)
|>                    (IN RITE-SIZE SLEEVE)   (IN RITE-SIZE SLEEVE)
|> 
|> 
|> I'd put the micron cartridge in the second Magnum because as it clogged it
|> would cause the water level in the wet/dry to rise. However, this rise would
|> be offset by evaporation, causing the water level to actually remain somewhat
|> stable. If the micron cartridge was in the first Magnum, the water level in
|> the wet/dry would drop as the micron catridge clogged and this drop would
|> actually be speeded by evaporation. This, of course, assumes that the micron
|> cartridge (in it's pre-filter sleeve) will clog faster than the carbon con-
|> tainer (in it's pre-filter sleeve), which seems reasonable.
|> 
|> It occurs to me that if the power wer cut to this setup, that water would
|> siphon from the tank through BOTH Magnums and into the wet/dry (which would
|> overflow, since it sits lower than the aquarium). Right? If so, wouldn't a
|> small hole, just below the water line, in both the intake and output tubes
|> take care of that?
|> 
|> My only other concern is if the output from the first Magnum would be so
|> fast that it would wash all of the bacteria on my (2.5 gallons of) bio-balls
|> away.
|> 
|> I do know that the first Magnum could be on the same level as the wet/dry. I
|> wish the second Magnum could be on the same level as well, but it seems it
|> would need to be lower in order to properly siphon out of the wet/dry.
|> -- 
|>  ******************************************************************************
|>  * Shaun T. Erickson                              Internet: ste@alux2.att.com *
|>  * Cap Gemini America (RV @ AT&T)                    UUCP : ...!att!alux2!ste *
|>  ******************************************************************************

-- 
________________________________________________________________________________
"If you got to it and didn't do it, may you never get to it, and do it again"


Frank V. Ricciardi

fvr@bae.bellcore.com