The RainFlo 350023 Quartz Sleeve is a direct replacement for the Viqua Sterilight QS-600 Quartz Sleeve, and includes o-rings. The domed 100% fused silica quartz sleeve fits VP600, SC-600, SPV-600, SPV-12, SP600-HO and SCM-600 UV water disinfection systems.
The 350023 quartz sleeve provides thermal protection for your ultraviolet lamp ensuring the disinfection system continues to optimally reduce bacteria and viruses in the water. For best results, this sleeve should be cleaned on a consistent basis after installation. Replace this sleeve in the event of damage or fouling.