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Disadvantages of Reverse Osmosis

REVERSE OSMOSIS TOPIC LINKS:
Impurities Removed by R.O.
Measuring R.O. Effectiveness
Disadvantages of Reverse Osmosis
Equipment used in RO system
RO Purchase, Operational, Etc. Costs
Pre-Purchase Considerations


Also See: R.O. Defined
(How Reverse Osmosis Works)


And: Testing Your Water Supply


Disadvantages of reverse osmosis units

RO units use a lot of water. They recover only 5 to 15 percent of the water entering the system. The remainder is discharged as waste water. Because waste water carries with it the rejected contaminants, methods to re-cover this water are not practical for household systems. Waste water is typically connected to the house drains and will add to the load on the household septic system. An RO unit deliver-ing 5 gallons of treated water per day may discharge 40 to 90 gallons of waste water per day to the septic system.

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