Black Swan 1 fl oz Gas Leak Detector (05145) – Plumber’s Tools

Black Swan Leak Detector is formulated to locate gas leaks in pipe lines, valves, pressure vessels, cylinders, tanks, etc. After applying leak detector directly from container to exterior surface, large bubbles will appear if there is gas escaping. may be used to find leaks of air, natural gas, refrigerants, CO2 and most other gases. This product is non-toxic, non-flammable and non-freezing to -10°F.