Cherne® Muni-Ball® Pipe Plug, Pneumatic, 4 in Pipe, 8 in Length, 22 psi Back Working, Natural Rubber, 3.13 in Dia x 8 in L, Domestic
Cherne® Single-Size Underground Muni-Ball® Plugs offer a full bypass, allowing both testing and monitoring of piping systems. This makes them ideal for installation and repair of residential or commercial piping systems.