Polaris™ Scientific QS39 Replacement Quartz Sleeve – 39W Models (UVA-12C to 100B) VOC Removal1982 It simultaneously provides 1 micron

It simultaneously provides 1 micron nominal filtration for sediment

35 micron nominal (also available in 1μ absolute

🔧 Annapolis Series Quality

A gradual TDS increase over time is normal

then reseats when conditions normalize

Polaris™ Scientific QS39 Replacement Quartz Sleeve – 39W Models (UVA-12C to 100B) VOC Removal1982 It simultaneously provides 1 micronPolaris Scientific Replacement Part QS39 Quartz Sleeve Genuine high purity fused quartz sleeve for Polaris Scientific UVA systems. The QS39 quartz sleeve protects the UV lamp from direct water contact while transmitting maximum UV C at 254 nm. Fits every 39W Polaris Scientific model UVA 12C, 24B, 36B, 50B, 60B, 80B, and 100B. Replace whenever the sleeve becomes cloudy, scaled, etched, or cracked, and inspect it at every lamp change. Part Number QS39