Pentair BioShield 50W Quartz Sleeve | 523039 Intellisync Helps maintain consistent and reliable

Helps maintain consistent and reliable heating performance

including prolonged sun exposure and chlorinated water

FNS Plus Pool Filters are designed with curved grids to maximize filtration area

or pathways

Pentair BioShield 50W Quartz Sleeve | 523039 Intellisync Helps maintain consistent and reliablePentair BioShield 50W Quartz Sleeve 523039 Restore the performance of your BioShield UV sanitizer with the genuine Pentair 523039 Quartz Sleeve. Designed for compatible 50 watt BioShield systems, this OEM replacement protects the UV lamp while allowing maximum ultraviolet light transmission for dependable supplemental water sanitation. Features Genuine Pentair OEM replacement quartz sleeve Designed for 50W BioShield UV sanitizer systems 22. 25 inch