This machine combines the sanitisation power of Ozone and UV-C to neutralise bacteria in your Spa water and reduce your need for chemicals such as chlorine. This UltraZone unit efficiently neutralises 99.95% of all microorganisms and water borne bacteria that pass through it. Following that, the robust Ozone generator helps to destroy any harmful organic material or sanitiser by-products that can often cause bather irritation. The inlet on this unit is designed for 3/4" pipework. Product comes with full installation instructions. Comes with x2 Hose Clamps. We highly recommend this part be installed by a registered electrician, plumber, or Spa Pool technician. We’re a Kiwi owned and operated company with over 20 years combined experience in the industry. We’re committed to only selling leading brands at the best prices alongside expert advice. If you have a question about a product, just ask us and one of our experts will provide an answer. We are the exclusive Spa parts & accessories provider for Alpine Spas - NZ’s largest Spa Pool retailer.