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Model #: WBB1594266
MPN #: 276468
Cherne 276468 4"- 6" Test-Ball Plug 17 PSI, 40 FT
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Multi-Size Test-Ball Plugs (Underground).
- 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.
Min. purchase quantity is 2