After a year, UV light weakens and isn't strong enough to properly treat your water. Replacing your lamp annually with a genuine VIQUA lamp ensures optimal system performance. Compatible Models: The VIQUA-S200RL-HO UV Lamp is for use in the VIQUA VH200, VH200-V, SC-200, SCM-200, SCMV-200, SPV-200, SP200-HO, SPV-3.5, PUV-7, AQ-UV-STD UV systems.
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