USWF Replacement for QS-212 Quartz Sleeve | Fits the VIQUA SQ-PA, SC1, & VT-1 Series UV Systems Choose a Pack Size::Single The AWP40B-V 4 1/2 x

The AWP40B-V 4 1/2 x 10 Inch Home Filter Housing by Viqua is a high-flow filter housing for 4 1/2 x 10-inch nominal cartridges

& 4CR2 UV systems

The Tier1 RFC-93 filter cartridge is a standard size at 10 x 2

F4-50+ systems and the discontinued Trojan PRO15 system

water softeners

USWF Replacement for QS-212 Quartz Sleeve | Fits the VIQUA SQ-PA, SC1, & VT-1 Series UV Systems Choose a Pack Size::Single The AWP40B-V 4 1/2 xThe 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