Pentair Quartz Sleeve 50.75" | BioShield UV System | 523041 Pool Liner Accessories This Head Immobilizer is easy

This Head Immobilizer is easy to use and is compatible with all spineboards on the market

as well as compatible Pentair HiFlow and PacFab multiport valves with 1‑1/2 in

The Pentair Air Bleed Tube Assembly (170028) is the OEM replacement tube assembly for the Clean & Clear Plus 420 sq

For home spas that get heavy use or for commercial spas

Inspect the weir each spring when reopening the pool

Pentair Quartz Sleeve 50.75" | BioShield UV System | 523041 Pool Liner Accessories This Head Immobilizer is easyThe Pentair Quartz Sleeve (523041) is the OEM replacement quartz sleeve for the Pentair BioShield UV System 120 Watt (Model 522637), measuring 50. 75 inches in length. The quartz sleeve surrounds the UV lamp inside the BioShield sterilizer, transmitting ultraviolet light into the water flow while isolating the lamp from direct water contact. A cracked, clouded, or mineral scaled sleeve reduces UV transmittance and compromises disinfection output.