USWF Replacement for QSO-410 Quartz Sleeve | Fits the VIQUA VH410, VH410M, VH410-V, VH410M-V, VH410-F20, & PUV-14 Series UV Systems Choose a Pack Size::3 PACK Ultraviolet sterilization exposes water to

Ultraviolet sterilization exposes water to a controlled rate of UV light waves

ELF 5M-P filters are perfect for use with water coolers

cleans those up

cleaner drinking water and ice directly from your refrigerator

SC-740 systems

USWF Replacement for QSO-410 Quartz Sleeve | Fits the VIQUA VH410, VH410M, VH410-V, VH410M-V, VH410-F20, & PUV-14 Series UV Systems Choose a Pack Size::3 PACK Ultraviolet sterilization exposes water toThe quartz sleeve is an important part of the UV water treatment system. It protects the UV lamp from coming in contact with the water while allowing the UV light to permeate the water. Minerals from the water will build up on the sleeve over time causing the sleeve to become cloudy not allowing the UV light to permeate the water as effectively. How quickly the minerals build up on the sleeve will vary depending on your water hardness, and if you have