... safe, durable, which is widely used for swimming pool water treatment, SPA pool, and also used for sterilizing on some public places ... source Ozone generator for room, like house, hotel, Karaoke, swimming pool, club, public house, Internet bar, game center, bus station ... control system, stainless steel shell, ammeter, voltmeter and indicator parts.Psa Cell: be also molecular sieve, for the separation to ...