Quartz Glass Sleeve/tube, Suitable for Vorton 11 and Vorton 22. The quartz sleeve/tube protects the UVC lamp and the electric from the pond water and enables the uv light to clear the water. From time to time the quartz sleeve can get covered in slime and limescale which is difficult to remove. A new glass sleeve will ensure that the uvc lamp can work to its full potentional.
-Approx 220mm(8.5") overall length including twist and lock fitment.
-Fits Vorton 11, Vorton 22 UV clarifier