Cherne 270538 3" Hub-Fit Gripper Plug , 13 PSI, 30FT

Multi-Size Test-Ball Plugs (Underground). Features: One plug fits multiple pipe diameters. Made of natural rubber 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. Use to block flow or as a back plug for sewer air testing.

Multi-Size Test-Ball Plugs (Underground). Features: One plug fits multiple pipe diameters. Made of natural rubber 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. Use to block flow or as a back plug for sewer air testing.

Bulk Test-Ball Plugs - Individual Display Bags Features: Same great Test-Ball plug in bulk packaging. Preprinted bag designed for use with peg hook displays. Bulk Test-Ball Plugs MUST be ordered in quantities of 24 plugs.

Works in all types of pipe. Easily converts to an air test plug with use of a conversion kit. Durable natural rubber construction seals the roughest of surfaces. Threaded aluminum bypass.

Designed for waste stack testing from floor drain to sewer pipe. Long enough to seal away vertical riser and sewer run. Includes 3' extension hose. Ring and chain assembly prevents plug from sliding down a line.