Cherne® Single-Size Plumbing Muni-Ball® Plugs offer a full bypass, allowing both testing and monitoring of piping systems. This makes them ideal for installation and repair of residential or commercial piping systems. Cherne Industries is a global leader in pipe plug, blocking and testing.

• Ideal for installation and repair of residential or commercial piping systems
• Works in all types of pipe
• Easily converts to an air test plug with use of a conversion kit
• Durable natural rubber construction seals the roughest of surfaces
• 8 in., 10 in., 12 in. and 15 in. plugs include two-port plug for easy use in sewer air tests
• Threaded aluminum bypass