Cherne, 276468, Test-Ball Pneumatic Plug, 4 XJR27_U6608

Product details:

Cherne, 276468, Test-Ball Pneumatic Plug 4 - 6 Nominal Size (Wide Range) Features Use to block flow (water DWV test) or as a back plug for sewer air testing Seals both round and out-of-round pipe Zinc-plated steel chain and ring handle acts as an anchor to prevent plug from sliding down a line Natural rubber provides great seling properities as well as excellent expansion and memory Cherne Test-Balls are durable, rugged and effective in any type of pipe. The Cherne Test-Ball has been the contractor's choice for over 50 years and continues to be the most trusted pneumatic test ball in the industry. Designed for applications from pressure testing and blocking of residential DWV systems to repair maintenance and installation of municipal infrastructure including storm and sanitary sewer piping systems, The Cherne Test-Ball does it all. Cherne Test-Balls are now available with patented Rupture Disc Technology. This feature prevents over inflation of the pneumatic plug. Rupture Disc Technology also prevents damage to cording. Damaged cording is an unseen condition that compromises plug performance.