Calor LPG Manual Changeover Regulator Kit with OPSO – Irish F-Valve Safe & Reliable Gas Control The Calor LPG Manual Changeover Regulator Kit with OPSO – Irish F-Valve is a high-performance, wall-mounted LPG regulator designed for safe and efficient gas supply management. Featuring manual changeover functionality, this kit ensures a continuous gas supply by switching between two propane cylinders, making it ideal for domestic, commercial, and catering applications, as well as holiday homes, park homes, and inland waterways. Key Features & Benefits: ✅ 37mbar Low-Pressure Regulator – Delivers consistent gas flow, ensuring safe and efficient operation for LPG appliances.✅ Manual Changeover System – Allows for seamless switching between two propane cylinders, preventin