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- Cherne® Test-Ball® Pipe Plug, Pneumatic, 4 in Pipe, 13 psi Working, Natural Rubber, 6.41 in L x 3.28 in D
- Natural rubber body provides excellent expansion and a great seal in round and out-of-round pipe
- Inflatable design can fit through test tees, sanitary tees, floor drains and other hard to access pipe openings
- Ideal for testing DWV plumbing systems at pressures up to 13 psi or with 30 ft of head pressure
- Utilizes a standard tire air fitting for easy connections
- Zinc-plated steel chain and ring handle acts as an anchor to prevent plug from sliding down a line
- Fits easily through test tees, sanitary tees, floor drains and other tight situations
- Broader expansion range than mechanical plugs
- MaterialNatural RubberPipe Size4 inWorking Pressure13 psiDimensions6.41 in L x 3.28 in DManufacturerOATEYManufacturer #270040TypePneumatic