Hercules® Megabubble® Leak Detector uses a high-viscosity formula that produces large, long-lastings blue bubbles for easier detection of even the smallest and slowest gas leaks on pipes, fittings, tanks, coils, cylinders, pressure vessels and valves. The formula is non-toxic, non-corrosive and will not freeze. Behold the power of Hercules®, products built to last and trusted by plumbers to withstand even the toughest conditions.

• Creates blue bubbles for easy detection of gas leaks
• Leak finder for pipe lines, tanks, coils, cylinders and valves
• Air leak detector also designed to protect pipes from corrosion
• Creates large, long-lasting blue bubbles that remain on surface to allow extra time for leak detection
• Detects even the smallest and slowest gas leaks
• Contains propylene glycol and will not freeze
• High-viscosity formula clings, even to vertical surfaces
• Will not harm or stain metal, rubber or plastic surfaces
• Non-toxic
• Spray bottle
• FBC-approved formula