Pipe Sealing Plug – Pneumatic Plug – Tile Sealing Plug
The Cherne Test-Ball Plug (Underground) has been the contractor’s choice for over 50 years and continues to be the most trusted pneumatic test ball in the industry. Designed for applications from pressure testing and blocking of residential DWV systems to repair maintenance and installation of municipal infrastructure including storm and sanitary sewer piping systems, The Cherne Pneumatic Test Balls do it all!
Multi-Size Test Ball Plugs (Underground)
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- 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.
- All Test-Balls are bendable to 90 degrees
We also stock the Poly-Lift Line with Gauge.
Brand Name: Cherne
