P18 PLUMBERS GAS LEAK DETECTOR - P18GASLEAK P18 Gas Leak Detector is a specially formulated micro porous foam designed specifically to identify even the smallest positive pressure, gaseous leak. It is suitable for use with most gases and is compatible with paintwork, metals, wood and most plastics. This product is designed to be used to trace costly and potentially dangerous gas leaks. Suitable for use with most common gases including: Natural and town gas, Compressed Air, Butane / Propane, Acetylene, Chlorine Gas, Hydrogen, Oxygen.