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Thread: Reverse Osmosis Filter

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  1. #1
    Junior Member
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    Jul 2006
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    SE Texas
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    Reverse Osmosis Filter

    I need some info. on the reverse osmosis filters. The one I'm looking for is a below sink style. Most of them have a 3.5 to 4.5 gal tank and a 4 filter system. Any advice will help.

  2. #2
    Senior Member
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    Sep 2002
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    Nova Scotia,Canada
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    Re: Reverse Osmosis Filter

    The reverse osmosis system will only work on fairly clean water. Iron or high TDS may quickly clog the filter.

    Have your water checked for suitability prior to purchase. This will indicate if you need prior treatment , water is not suitable or water is okay.

    If you have chlorinated water an activated charcoal filter is okay. Non chlorinated water use a charcoal filter.

    The supplier should explain all this.

    We have a culligan system. I am quite sure there are many other makes available.

    Check on the size and replacement cost of the reverse filter of the different types.

    Egon [img]/forums/images/icons/grin.gif[/img]

  3. #3
    Junior Member
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    Re: Reverse Osmosis Filter

    Thanks, It looks like your a early riser. I forgot to say that I have a large green sand filter. It was serviced just early this year. It should take care of the Iron. I just wanted the extra protection for drinking and cooking.

  4. #4

    Re: Reverse Osmosis Filter

    I bought a RO filter system off of ebay a few weeks ago.... Egon is right... They are very sensitive to water pressure and quality. Call your water supplier and find out what the TDS number is (Total Disolved Solids) What I ended up finding out if the TDS is over 200 the water is bad and home RO systems won't do too well. Also, unless you have great pressure, it won't work either. Another thing to be aware of is that for every gallon of water produced, about four will be discharged to the drain. I ended up disconnecting the RO and going just with the charcoal filter and it improved the flavor.

  5. #5

    Re: Reverse Osmosis Filter

    I threw out my RO system because with my water and water pressure it never did work right. When I went to replace the RO filter it was $100.00. I changed over to a dual filter GE with carbon, and media filters, and am quite satisfied with the water.

  6. #6
    Senior Member
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    Location
    Florida
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    Re: Reverse Osmosis Filter

    If your RO did work you would be removing a lot of minerals that are beneficial to your health.

    I don't understand the mentality of people wanting to drink distilled water these days.

    Carbon (charcoal) is good because it can remove chlorine and many other known bad things that could be in your water. But it leaves the calcium and magnesium that we all need.

    Can you say Osteoperosis?

    bob...

  7. #7
    Senior Member
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    Location
    SouthCentral Oklahoma
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    Re: Reverse Osmosis Filter

    Can you say cysts, virus, and other pathogens? A proper RO system removes those. Sometimes you have to pretreat such as with a softener to get TDS down to where the RO works well and lasts a good time.

    Sea water is a fair challenge to RO units. Because of the osmotic pressure of the concentration of salt and minerals in sea water you need a thousand pounds or greater per square inch to force the source water through the membrane. These systems have gained in popularity over the last several decades. Small hand operated units are carried for emergency use and at least one manufacturer has a unit that can be operated manually if the motor fails or no electrical power is available.

    You can get all the minerals you need without drinking them in your water. Removing pathogens and undesireable and dangerous chemicals is of much more importance (if they are present in your water supply) than losing some calcium which can be had through other sources. There are other filtration systems including UV, silver, etc for killing biologics but removing disolved chemicals known to be hazardous to your health has merit.

    Pat [img]/forums/images/icons/smile.gif[/img]
    "I'm not from your planet, monkey boy!"

  8. #8
    Senior Member
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    Florida
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    Re: Reverse Osmosis Filter

    How many of those things do you have coming out of your kitchen faucet Pat?

    bob...

  9. #9
    Senior Member
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    Florida
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    Re: Reverse Osmosis Filter

    Sounds like they hired the water guy before he finished his water plant operator schooling. Bad choice on someones part. For my money I choose well water from a good deep source. None of these shallow wells that are full of chemicals. I have never lived anywhere that I couldn't drink the tap water and have the confidence that it was far better than bottled water (since we don't know for sure where that water comes from) and safer to drink. I feel sorry for anyone that has to worry about their drinking water.

    Having said all that, I think RO under sink systems are simply false security. Most people have them installed and forget about them. That's more dangerous than not having one at all.

    Have you ever changed out a charcoal filter that someone has had in service for 3 or more years? It's disgusting.

    bob...

  10. #10
    Senior Member
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    Re: Reverse Osmosis Filter


    </font><blockquote><font class="small">In reply to:</font><hr />
    I choose well water from a good deep source

    [/ QUOTE ]

    Even deep well water has a source that via which contaminates can enter and percolate to your well bore.

    Egon

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