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Cherne i-Series Test Ball
 Cherne are American pneumatic plugs manufactured from kevlar reinforced natural rubber. Sized to fit both American and metric pipe sizes, i-series™ plugs have a large expansion range, allowing them to work in many different sizes of pipe. The i-series™ plugs are designed to block/bypass sewage or conduct a low pressure sewer air test.
- Full-body, high-strength aramid-reinforced natural rubber
- Plugs are bendable to 90 degrees
- Thick rubber body for added durability and exceptional performance
- i-series™ Muni-Ball® plugs have a bypass with threaded nipples on both ends
- 24”-48” plugs are designed to fit through 24” manholes
- 30”-60” plugs are designed to fit through 30” manholes
- 48”-72” plugs are designed to fit through 36” manholes
- 54”-96” plugs are designed to fit through a 52” opening
- Larger sizes now feature Rupture Disc (effective Jan 2007)
- Should be suitably braced
Click to view Technical Information
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