Hozelock Vorton Ultra Violet Clarifier - Customer QuestionsHere are some of the questions we have previously been asked about this product. However if you have any other questions, please do not hesitate to contact us.
Q1: How can I tell if the bulb is working?
A1: The Hozelock Vorton is supplied with an inspection window which will show a faint blue / purple light at night. The unit is also fitted with a micro switch which automatically switches the bulb off when the electrical end cap is discounted.
Links: Hozelock Vorton Ultra Violet Light Spares and Replacement Parts Page
Hozelock Vorton Ultra Violet Clarifier - Volume CalculatorTo calculate the approximate volume of your pond, select the Shape, Unit of Measurement and amount of shading, then press calculate. If you would like to try different combinations, remember to press Reset between calculations.
What is Effective Volume ?