Read the content DZR BRASS ANTI-SIPHON VACUUM BREAKER The anti-siphon vacuum breaker protects the system from negative pressure conditions and facilitates its emptying. Read the content BACKFLOW PREVENTER TYPE CAb The backflow preventer type CAb made by Officine Rigamonti prevents contamination of drinking water caused by backflow. Read the content PRESSURE REDUCING VALVE WITH DIAPHRAGM PN 25 – NF CERTIFIED Its technical features are innumerable and the NF certification makes it unique, guaranteeing its safety and quality. Read the content PRESSURE REDUCING VALVE WITH DIAPHRAGM MINI PN 16 Thanks to its incorporated strainer with replaceable cartridge, it is the quality product that's right for you. Read the content PRESET SAFETY VALVES WITH INCREASED DISCHARGE - TÜV CERTIFIED The preset safety valve with diaphragm, handwheel activation and increased discharge, is just what your system needs to be safe! Read the content PRESSURE REDUCING VALVE WITH DIAPHRAGM TWIST An innovative product that makes your work a child's play. The new pressure reducing valve with diaphragm Twist with incorporated filter... Read the content DIRT SEPARATOR VORTEX Magnetic force, cyclonic action: these are the unique characteristics of VORTEX, the new dirt separator developed by Officine Rigamonti.