Deflated Length
10.25 in (257 mm)
Maximum Back Pressure
17 psi/ 40 Ft.
Usage Range
7 in-8.25 in (178-210 mm)
Deflated Diameter
6.75 in (171 mm)
Nominal Size
8 in. (200mm)
Nominal Min
8
Nominal Max
8
Brand
Cherne
Color
Black
Inflation Thread
1/4 in.
Inflation Pressure
25 psi (1,7 bar)
Product Type
Single-Size Underground Test-Ball
Chain Eye Bolts
3/8"
Plug Type
Blocking Plug
Purchase Type
For Sale or Rent
10.25 in (257 mm)
17 psi/ 40 Ft.
7 in-8.25 in (178-210 mm)
6.75 in (171 mm)
8 in. (200mm)
8
8
Cherne
Black
1/4 in.
25 psi (1,7 bar)
Single-Size Underground Test-Ball
3/8"
Blocking Plug
For Sale or Rent
Cherne 8 In. Underground Test- Ball Plug
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Holds 40 ft of head and back pressure to 17 PSI
Single-Size Underground Test-Ball® Plugs are made of natural rubber material 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
Features an eye-bolt for use with a poly-lift line
Use to block flow or as a back plug for sewer air testing
Available in multiple sizes