< Bypass Plugs
Cherne® I-Series® Muni-Ball®
Key Features & Benefits
|Maximum Back Pressure:||15 psi (1 bar)|
|Inflation Pressure:||45 psi (3 bar)|
|Product Type:||I-Series Muni-Ball|
|Deflated Length:||37 in. (939 mm)|
|Bypass Diameter:||3 in. M|
|Deflated Diameter:||11.9 in.|
|Inflation Thread:||1/4 in.|
|Nominal Size:||12 in. - 24 in. (300 - 600 mm) with sleeve|
|Chain Eye Bolts:||0.25 in. Eyenut|
|Usage Range:||11 in. - 24.25 in. (279 - 616 mm)|
Technical Resources (3)
Available in 34 variations
Frequently Asked Questions
Cherne offers a 2 year warranty on all pneumatic plugs from date of manufacture, (plugs are post-dated by six months to allow for shelf time). If kept in controlled conditions (not exposed to sunlight and kept at temperatures between 0-125 degrees F) the pneumatic plugs remain in good condition for a longer period of time. Plugs should always be inspected for visual damage prior to every use.
What type of rubber is a Cherne pneumatic plugs made from?
All of Cherne’s pneumatic pipe plugs are made from natural rubber. The only exception is our yellow pillow plugs which are made from a polyurethane impregnated fabric.
How often should a pneumatic plug pressure be checked?
Inflation pressure should be checked a minimum of once every 4 hours while a pneumatic plug is in use.