HGP LPG Single Cylinder Gas Regulator Kit with OPSO - Irish F-Valve The HGP LPG Single Cylinder Gas Regulator Kit with OPSO - this is the perfect piece of kit to keep your propane supply ticking over safely and smoothly in your home, business or outdoors. Designed specifically for Irishpropane systems, this complete kit includes a Irish F-Valvecylinder connection, built-in OPSO (Over Pressure Shut Off) protection and all required mounting and safety components. Whether you’re supplying heating, cooking appliances, catering equipment or outdoor systems, the CSR485 delivers consistent 37 mbar pressure, long-term durability and full compliance with current standards. If safety, reliability and ease of installation matter, this is the regulator kit professi