Description
Cherne® Single-Size Underground Test-Ball® Plugs offer an economical pneumatic plug option for blocking flow, allowing for maintenance in sanitary and storm sewer systems. These plugs may also be used as a back plug for sewer air tests.
Inflation Pressure: 30 psi
Maximum Back Pressure: 13 psi/30 ft
Plug Size: 6 in
Usage Range: 5.44-6.25 in
