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Cherne Long Test-Ball Plugs are designed for waste stack testing and can be used to seal the wye to conduct sewer air tests. Molded-in sealing ribs at both ends ensure a leak-free seal.

  • Natural-rubber construction provides an excellent seal
  • Compatible with PVC pipes
  • Makes sealing wye fittings easy when performing tests on DWV systems
  • Withstands up to 13 psi or 30 ft of head pressure
  • Ring and chain assembly help prevent the plug from being drawn into the DWV plumbing system during testing
  • Includes a 3 ft extension hose with standard car-tire inflation valve
  • Designed for waste stack testing, sealing the rise and the run to perform the test
  • Can be used to seal the wye to conduct sewer air tests
  • Molded-in sealing ribs at each end of the plug ensure a leak-free seal

  • Application: Drains, Plumbing, Sealing, Vent, Waste
  • Inflation Pressure: 30 psi
  • Fits Pipe Size: 3-1/2"-4-1/4"
  • Maximum Back Pressure: 13 psi/30 ft
  • Size: 4"
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Product Type:

Test Plug

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