... Ozone Machine 4. High Efficiency 5. Used in water purifier Product Name: 5g/h ozone partModel Number: ZOT- ... could be used in ozone machine, large air purifier, ozonier and water purifier for swimming pool.Size of tube250mm*31mm ... 3. sterilize for tableware surface,4. closed sterilizing for car inside, room inside, cold storage, toilet ,5. ... 220V/110V 5g/h Ozone part for Water Treatment and Air Purifier