The Muni-Ball® Plug was introduced over 50 years ago and the Cherne brand continues to be the most trusted name in pneumatic plugs.
The Muni-Ball® Plug offers a full bypass allowing both testing and monitoring of the piping system. The Cherne Muni-Ball® is ideal for installation and repair of residential or commercial piping applications. Cherne Muni-Ball® products can be used for maintenance of municipal infrastructure, including sanitary and storm sewer pipe systems. Muni-Ball® plugs are durable, rugged and are effective on almost any type of pipe.
Larger diameter Muni-Ball® Plugs include a removable threaded valve, allowing the user to replace with quick disconnect fittings
Multi-Size® Muni-Ball® Plugs allow more options and less inventory
I-Series Muni-Balls are tougher, have superior expansion range, and have flexible bypass (bendable to 90°)
See Downloads tab.
Promag Enviro provides free shipping throughout Canada and the U.S.
See Terms and Conditions.