1. Permanent pH monitoring required, at least once weekly
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1. Monthly pH monitoring advisable.
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2. Permanent chlorine monitoring required, at least once weekly
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2. Measurement of copper levels every 3 months using inexpensive kit.
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3. Causes reddened, irritated eyes
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3. No eye irritation.
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4. Causes dry, flaking skin.
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4. Silky soft skin.
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5. Storage of the product and frequent replenishment.
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5. Electrodes have a life of 4 - 5 years
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6. Marked odour, particularly in public baths
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6. Water with neutral odour
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7. Corrosive risk to users and to clothing, particularly if fluid chlorine is used.
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7. Fully automatic, risk-free release of biocompatible ions.
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8. Use of additional agents required to regulate pH.
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8. Occasional agents required for pH regulation
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9. Bath requires supervision over longer periods of absence
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9. No supervision necessary during absence of four weeks.
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10.Use of additional flocculators necessary.
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10.Automatic flocculation.
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11.Use of agents necessary during winter breaks.
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11.No algae formed during winter periods
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12.Use of algaecides necessary.
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12.No additional algaecidal agents required.
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13.Showering advisable after bathing
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13. Bathing in drinking quality water. Cleaner than most tap water.
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14.Can cause irritation of respiratory tract and asthma in children.
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14. Water contains no irritants. Can be safely swallowed or inhaled.
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15.Risk of corrosive effects on pool elements and environment.
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15. No corrosive characteristics.
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16.Hard water
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16. Detectably softer water thanks to electrolysis and mild alkalizing effect.
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17.Low buffer capacity.
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17.Constant release of ions from electrodes.
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18.Chlorine is a potential health risk.
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18.Copper is a healthy essential element.
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19. Expensive to maintain.
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19.Maintenance cost only 50% of chlorine systems.
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20. Requires extensive maintenance.
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20.Minimal maintenance.
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21.Chlorinated water should be changed once annually
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21.No water change necessary.
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22.Replacement of filter sand every 2 – 3 years
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22.Replacement of filter sand every 10 years.
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23.Expensive when basalt and hydroanthracite are used.
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23.Standard quartz sand can be used for filters.
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24.Rapid loss of efficacy if exposed to heating or strong sunlight.
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24.Environmental influences have no effect.
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25.Backwash water must be discarded.
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25. Backwash water can be used to water plants and enhances their growth. Safe for pets to drink.
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