uv sterilizer

  • We are currently upgrading MFK. thanks! -neo
aquaventions;3344360; said:
My flow path would then be a 1" stainless steel 76 micron RUSCO spin down filter (http://www.thesolar.biz/rusco_price_list.htm), a 1" 30 micron RUSCO spin down filter, a three micron reusable 20" filter, two tee'd Eheim 2028's, a 20" refillable carbon filter as needed, a reusable three micron 20" filter, and the 48" long 36 watt UV before returning to the tank.


I think the biggest problem you will have is knowing when your tank needs to be topped off... because the water will be as clear as the air above it ;)
 
nc_nutcase;3344410; said:
I think the biggest problem you will have is knowing when your tank needs to be topped off... because the water will be as clear as the air above it ;)

:ROFL:What a wonderful problem.

The fish are my wife's pets since we rent. We don't get out much, because of her health so I need to keep them happy and in good shape. Six months ago we lost three of our four mature fancy goldfish including her favorite :(. The autopsy didn't reveal anything in large part because someone had us first freeze them.

Currently we run just the Eheim's on our 46 gallon. I bought the used UV off EBAY for a song. The two RUSCO filters don't cost that much which leaves the two 3 micron reusable cartridges that are relatively inexpensive.

Besides it's all worth it if it makes my wife happy.
 
Sounds like you have one lucky lady... and I'm sure she makes you a happy man for you to keep her this spoiled ;-)

It is suggested to replace the bulbs once a year... Since your UV light is used... If you do not know the history of the lamp you have you may consider replacing it...

They bulb doesn't actually burn out in a year's time, it will still illuminate, but the UV potency has eroded....
 
Eheim's on our 46 gallon. I bought the used UV off EBAY for a song. The two RUSCO filters don't cost that much which leaves the two 3 micron reusable cartridges that are relatively inexpensive.
Was wondering how much flow reduction you have with a smaller than 20 micron filter?
I set up a "powered gravel vacuum" using a spin-on, whole house water filter that flows quite well with the standard 20 micron cartridge, but has a significant drop in flow if I use the 5 micron cartridge for water polishing.
 
nc_nutcase;3344527; said:
Sounds like you have one lucky lady... and I'm sure she makes you a happy man for you to keep her this spoiled ;-)

It is suggested to replace the bulbs once a year... Since your UV light is used... If you do not know the history of the lamp you have you may consider replacing it...

They bulb doesn't actually burn out in a year's time, it will still illuminate, but the UV potency has eroded....

Thank you for the suggestion. Although it did came with a bulb, the seller said it probably did not have a lot of life left. So I purchased a new one on EBAY, and I also bought a replacement gasket kit from the manufacturer.
 
KaiserSousay;3345234; said:
Was wondering how much flow reduction you have with a smaller than 20 micron filter?
I set up a "powered gravel vacuum" using a spin-on, whole house water filter that flows quite well with the standard 20 micron cartridge, but has a significant drop in flow if I use the 5 micron cartridge for water polishing.

I've never used a micron filter so this is somewhat of an experiment although I have done quite a bit of research.

Unless the lower micron filter is large there will be a reduction of water flow, sometimes a significant reduction. The advantage, however, is the substantial increase in the effectiveness of the biological filter by removing most of the suspended solids.

Although this helps the bio-filter it does not reduce the amount of solids in the system unless they are removed.

The two spin down mechanical filters which remove particles down to 30 microns allow you to drain off the collected solids as often as you wish. This also reduces the fowling of the three micron filters.

In addition I'm using 20" reusable filters rather than 10" filters in order to maintain a higher water flow.
 
My only experience with "micron" filtering is with Magnum filters and their micron cartridge... Which I seem to remember is 7 micron although I cannot find anything to confirm that number...

This cartridge cuts flow rates considerably more than the standard basket/media.

I suggest you play with the set up a bit before committing to anything. Plumb both filters together with the UV and Micron filter inline... observe the flow... then remove the micron cartridge/media and see how much it flows without it... Then decide if you want to keep it set up this way.

Although I believe your UV light will have full efficiency with the output of both canisters flowing through it, after considering the impact of the micron cartridge on your overall filtration you may choose to run the canisters separately...

One detail that has not yet been mentioned... Put the UV inline AFTER the micron cartridge. Having the finer particles removed will have some minor advantages... but putting the UV before the micron filter will cause backpressure in the UV housing which it is not meant for, greatly increasing the potential of the UV housing leaking...
 
nc_nutcase;3348796; said:
My only experience with "micron" filtering is with Magnum filters and their micron cartridge... Which I seem to remember is 7 micron although I cannot find anything to confirm that number...

This cartridge cuts flow rates considerably more than the standard basket/media.

I suggest you play with the set up a bit before committing to anything. Plumb both filters together with the UV and Micron filter inline... observe the flow... then remove the micron cartridge/media and see how much it flows without it... Then decide if you want to keep it set up this way.

Although I believe your UV light will have full efficiency with the output of both canisters flowing through it, after considering the impact of the micron cartridge on your overall filtration you may choose to run the canisters separately...

One detail that has not yet been mentioned... Put the UV inline AFTER the micron cartridge. Having the finer particles removed will have some minor advantages... but putting the UV before the micron filter will cause backpressure in the UV housing which it is not meant for, greatly increasing the potential of the UV housing leaking...

Thank you for your suggestions. If was an engineer I could figure out the approximate flow rate of clean water saving time and money.

Someday when I have the funds I would like to develop my concept for a more effective fresh water skimmer.
 
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