... one is suitable for family use (including water dispenser),RO machine sterilization, ice machine or fishing tank, larger one is ... suitable for lab, hospital, restaurant, cosmetic factory and pharmaceutical factory and pure water ... size: DN20, 3/4 inchShell material: SUS304 stainless steelPure water: 0.55T/hourWavelength: 254nmPressure: 0.7MPaUV lamp lifetime: ...