Wilkins Spill Resistant Pressure Vacuum BreakerProduct Code: 460Product Enquiry test To prevent automated spam submissions leave this field empty. TabsOverviewThe Wilkins Model 460 is designed for installation on indoor and outdoor point of use applications to protect against backsiphonage of contaiminated water into the water supply. During start-up and 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. This device is abailable in three sizes; 15mm, 20mm and 25mm. FEATURES Maximum working water pressure: 1050kPa Maximum working water temperature: 82°C Hydrostatic test pressure: 2100kPa TYPICAL INSTALLATION Unless otherwise specified by your local authoriy - The critical level mark on the assembly shall be mounted at a minimum of 305mm above the highest downstream piping or outlet. The installation shall insure that no part of the assembly can be submerged. A spill-resistant pressure vacuum breaker cannot be installed where back-pressure could occur. Models460 - Standard model as shown Downloads Tech Data Installation Instructions Spare Parts Print This Product Share this Product Facebook Google Plus LinkedIn Reddit Twitter