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4"- 6" Muni-Ball Plug 3/4" Bypass
Underground Muni-Ball Plugs offer a full bypass, allowing both testing and monitoring of piping systems. These plugs are ideal for installation and repair of residential or commercial piping systems.
- One plug fits multiple pipe diameters.
- Made of natural rubber for excellent expansion and memory
- Seals both round and out-of-round pipe
- Removable inflation valve can be replaced if damaged or replaced with quick disconnect fitting
- Use to block flow or as a back plug for sewer air testing