ro/di suggestions

isistius

Active Member
like the title says, i'm looking for some suggestions of good quality ro/di units in the 50gpd range. if "good" only comes in 100gpd, than so be it. any/all help would be greatly appreciated. thanks.
 

hurt

Active Member
AirWaterIce- Typhoon III, great unit. It comes in 75gpd and 100gpd if I remember correctly.
 

tx reef

Active Member
Purely H20 Optima Vision.
$220 shipped for RO/DI with clear filter housings, flush kit, and dual in line TDS meter.
This is the unit I own and it is amazing.
 

isistius

Active Member
hey tx- how long do your filters last? do you change them every 6 months, or after a certain volume of water filtered?
 

al mc

Active Member
ISIS....I have always changed filters using the TDS meters. Many of the RO/DI units come with one, or you can buy one cheaply from the RO/DI company. Once the Total Dissolveable Solids gets over 15-20 I usually change filters. just the way I do things....
 

tx reef

Active Member
You should change 2 of the filters every six months. The DI resin should be replaced as needed (approx. 8 months depending on how bad your tap water is). Depending on how much water you make, the RO membrane should last 2-3 years.
Dual in line TDS meters are the way to go. This way you can check the TDS of the water coming out of the RO membrane and the water coming out of the DI. This will let you know when to change the RO membrane and the DI resin....
 
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