Cavagna 37mbar Propane Gas Regulator – 4kg Irish F-Valve Get safe, reliable and efficient gas control with the Cavagna 37mbar Propane Gas Regulator – Irish F-Valve, designed for use with Irish propane cylinders. For the F-Valve (Butane Nut) cylinder connection in Ireland, this regulator ensures a tight, leak free fit and consistent pressure for BBQs, patio heaters and outdoor cooking appliances. Fixed 37mbar output and 4kg/h capacity for maximum performance with all outdoor LPG equipment. Screw on design for tool free installation and reinforced diaphragm for added safety and long life. Built for Irish weather and outdoor use, use this regulator all year round – summer or winter. Choose Cavagna for performance, safety and build quality backed by a 5 year warranty