water softner for home  with Media Filter for water softening suitable for  upto 18000 liter Out put between two regenerations at 400 PPM hardness with 100 Liter resin .will provide resin life of upto 5 years with 5000 liter of daily water consumption.  resin comes precharged for service after  service period regeration has to be done with salt 10KG  mixed with water making brine solution.