Ro/did unit for a well

JimSWreef

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Hi looking for a suggestion on a good unit for a well. Cheers
 
Do you know your water quality out of the well? I'm on a well too. Mine is very clean but has high lead and high CO2. The lead gets taken out by the RO, but I found out the hard way about the CO2 and I had to build a degassing chamber.
 
Test your output water first. Check that the pump provides adequate output pressure, > 45 psi, to feed an rodi properly. You may need a booster pump.

There are plenty of good units out there. I like the spectrapure.

We have a well. I test its output every two years. I upgraded the pressure tank so the pump doesn't cycle too often and added a softener and massive carbon column. The two columns cut my output pressure to about 45 psi, so I recently installed a booster on the rodi and it makes a world of difference.
 
Do you know your water quality out of the well? I'm on a well too. Mine is very clean but has high lead and high CO2. The lead gets taken out by the RO, but I found out the hard way about the CO2 and I had to build a degassing chamber.


Not too sure about the water quality. I don't move in for about a month, but was trying to preplan. We run a water softener, but quality is unknown.
 
@AZDesertRat may jump in with other recommendations. He's the definitive source for well related questions.
 
Definitely get it tested. Could be unsafe to drink.

It is a duplex i just bought. I know the two current tenants are using it as the main water source for the home. It is safe to drink, but i dont know what the current water parameters are. I am just trying to buy something to handle a well ahead of time before i move into the other half.
 
You should have a well tested every 2 years. The people we bought the house from lived here for 18 years and raised a family. The water has lead at 6x the safe limit. They all drank it.
 
You should have a well tested every 2 years. The people we bought the house from lived here for 18 years and raised a family. The water has lead at 6x the safe limit. They all drank it.


Thanks for that, i know it has been recently test d due to my VA loan prereqs. I just need to get my hands on the results.
 
You got it! :) we didn't meet the people we bought our house from. They may or may not have been deformed. Ha!
 
you running through a softener? im on well too. im using a 6 stage with duel di. then an airstone in the rodi bucket.
 
Most mortgage companies require a water quality analysis if the property has a domestic well, I'm surprised yours didn't.
As far as RO/DI systems none compares to Spectrapure when it it comes to questionable source water, they are designed and built in AZ for very hard and high TDS waters so work well on anything. The only issue with many domestic water systems is low pressure. A RO membrane requires a minimum of 40 psi to operate at all efficiently and many well pressure switches are set around 35 psi so a RO boster pump may be required.

A water softener is the best thing you can do for a RO membrane as it does much of the work for the membrane so it lasts longer and works better. The second best is the booster pump, even if you have 60 psi or more as membranes get more efficient the higher the pressure is.
 
Most mortgage companies require a water quality analysis if the property has a domestic well, I'm surprised yours didn't.
As far as RO/DI systems none compares to Spectrapure when it it comes to questionable source water, they are designed and built in AZ for very hard and high TDS waters so work well on anything. The only issue with many domestic water systems is low pressure. A RO membrane requires a minimum of 40 psi to operate at all efficiently and many well pressure switches are set around 35 psi so a RO boster pump may be required.

A water softener is the best thing you can do for a RO membrane as it does much of the work for the membrane so it lasts longer and works better. The second best is the booster pump, even if you have 60 psi or more as membranes get more efficient the higher the pressure is.

You are absolutely right on the Va test for the well. It did occur, but I have yet to see the results. I know they went in and tested it. I have heard great things about that brand. I will look into a pre pump. I am not too sure about the pressure yet. It just sounds like I'll have to get a 5 stage with a pre pump if I want to play it safe.

Thanks for that information!
 
Forget the word "stage", it is an ebay ploy to make a cheap drinking water system with extra little horizontal tubes stacked on top sound like a real reef system. You only need 4 high quality stages for a reef quality RO/DI, more is not always better or desirable. One 0.5 or 1 micron sediment filter, one 0.5, 0.6 or 1 micron carbon block, one 75 GPD Dow Filmtec or Spectrapures specially treated and tested version of the Dow they call the 90 GPD and one full size vertical 20 oz DI filter. Thats all 99.9% of users need period. No extra sediment or carbon filters, no flush kits, no little horizontal DI's or taste and odor carbons and rarely is a dual vertical DI needed unless you have very unique water quality issues.
For a pump I would only recommend the Aquatec 8800 for a 50-100 GPD RO or RO/DI system.
 
I second the aquatec 8800 booster. Works great! Very sound investment on a well rodi system.
 
Forget the word "stage", it is an ebay ploy to make a cheap drinking water system with extra little horizontal tubes stacked on top sound like a real reef system. You only need 4 high quality stages for a reef quality RO/DI, more is not always better or desirable. One 0.5 or 1 micron sediment filter, one 0.5, 0.6 or 1 micron carbon block, one 75 GPD Dow Filmtec or Spectrapures specially treated and tested version of the Dow they call the 90 GPD and one full size vertical 20 oz DI filter. Thats all 99.9% of users need period. No extra sediment or carbon filters, no flush kits, no little horizontal DI's or taste and odor carbons and rarely is a dual vertical DI needed unless you have very unique water quality issues.
For a pump I would only recommend the Aquatec 8800 for a 50-100 GPD RO or RO/DI system.


Thanks for learning me up on this. There are a ton of units on the spectra pure website, any model in particular you recommend? I will take a look at that pump for sure! Thanks again all of you for taking the time to help me out with this.
 
Their deal on the 90gpd refurbished is hard to beat. Very good value. I've been using that one for about a year now. I added the booster pump recently and together they work great.
 
Their deal on the 90gpd refurbished is hard to beat. Very good value. I've been using that one for about a year now. I added the booster pump recently and together they work great.

Awesome thanks
 

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