High quality UV Sleeves keep our systems water tight, not allowing water into the electronic components. On the rare occasions these break outside of warranty, we recommend immediate replacement.
New Quartz Glass Sleeve for Ultraviolet Water Sterilisation System. This is delivered in secure manufacturers original packaging; secure cardboard tube with packing insulation to ensure safe arrival.
It is a good habit to keep a quartz lamp sleeve spare. If the system is subject to frost damage or rough handling during cleaning or lamp replacements, the sleeve may crack and disrupt the water tight characteristics of the system.