Calor 37mbar Propane Gas Regulator – Irish F-Valve Screw-On Safe & Reliable Gas Flow Upgrade your outdoor gas appliances with the Calor 37mbar Propane Gas Regulator – Irish F-Valve Screw-On, designed for seamless and secure connection to propane gas bottles. Whether you're grilling on the BBQ or keeping warm with a patio heater, this easy-to-use screw-on regulator ensures a steady, efficient gas flow for optimal performance. Key Features & Benefits: For Use in Ireland – Specifically designed for propane gas bottles in Ireland, ensuring perfect compatibility. Universal Compatibility – Fits Irish standard propane gas cylinders with a POL screw-on connection for a quick, secure attachment.