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12 is a replacement controller for the USWF-4C101
and say goodbye to the rust
000 Grain High-Efficiency Digital Water Softening System For Hardness + Iron And Manganese Reduction today
even in hot water applications
The quartz sleeve protects the UV lamp from being in contact with your water and from build up of small matter in water with use
USWF Replacement for 602733 Quartz Sleeve | Fits the VIQUA E/E+/E4/E4+/E4-V, Pro 7, & UVMax 28 Series UV Systems Harmsco 12 is a replacement controllerThe 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
