... operation, back washing, regeneration, replacement, conventional washing.Brief introduction:1. Large volume of outlet water, there are 5 items for ... softening, reduce tap-water hardness of 450mg/l to below 1.5mg/l ( by calcium carbonate), upmarket bathroom keeps ... Split style water softener, no power consumptionParameters:Regeneration Cycle: 1—99 daysRegeneration time: Default set on 2:00 (adjustable) ...