About Crystal Water Systems
- CWS copper/silver ionization system is an award winning alternative disinfection system. It is the only Environmentlly Prferred Product endorsed by the Commonwealth of Massachsetts for pool disinfection. It has an unmatched record for supplying superior disinfection while significantly redicing chlorine consumption and complaints. Its been in contiunual use in pools for close to 10 years without a single recorded incidence of bacterial testing.