Quartz Sleeve for WEDECO/Ideal Horizons - SH-4 UV Light Bulb for Germicidal Water Treatment ATS4-463 The high quality fixture is

The high quality fixture is low on mercury dosage and has a long lifespan

Guaranteed 100% Compatible Replacement Ultraviolet (UV) Lamp - 54 Inch Arc Length

The 38-watt UV bulb is completely compatible with germicidal OEM Water sterilization filters

4 Pin on a Single End - 13 Watt Germicidal Water Treatment Bulb

Quartz Sleeve for WEDECO/Ideal Horizons - SH-4 UV Light Bulb for Germicidal Water Treatment ATS4-463 The high quality fixture isReplacement Quartz Sleeve for WEDECO Ideal Horizons SH 4 UV Light Bulb for Germicidal Water Treatment In order for your germicidal water system to work effectively, it is imperative that the quartz sleeve is completely clear. A foggy or dirty quartz sleeve can significantly attenuate the power of your UVC bulb, resulting in substantially less sterilizing power. A good way to think about it is that if you have trouble seeing through the sleeve then it