Wilkins Spill Resistant Pressure Vacuum Breaker AssemblyProduct Code: 460Product Enquiry test To prevent automated spam submissions leave this field empty. TabsOverviewDesigned for installation on indoor and outdoor point of use applications to protect against back-siphonage of contaminated water into the water supply. During start-up abd operation a separate diaphragm seals the air inlet from the water supply preventing spillage. The assembly is designed for use under constant pressure and provides protection where a potential health hazard exists. PRODUCT FEATURES Cast bronze main valve body. Stainless steel springs. Maximum working pressure 1050kpa. Maximum working temperature 82°C. Available in 15mm, 20mm and 25mm. Models460 - Standard model as shown. Print This Product Share this Product Facebook Google Plus LinkedIn Reddit Twitter