VIQUA S463-QL Lamp and Sleeve Bundle for Whole House Water Filters

Genuine VIQUA replacement parts. The S463-QL lamp and sleeve bundle includes both the UV lamp and the protective quartz sleeve for the VIQUA S5Q-PA ultraviolet water system ANNUAL LAMP CHANGE: 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.