Cherne® 276348 Test-Ball® Multi-Size Pneumatic Plumbing Plug, 3 to 4 in Nominal, 40 ft Head, 2.8 to 4.25 in Range, Natural Rubber is available to buy in increments of 1
Product Overview
Cherne® plumbing Test-Ball® plugs were first introduced in 1953 as a more versatile product than traditional mechanical plugs. designed to test drain, vent and waste systems Cherne Test-Ball® plugs could be used in any type of pipe, could be inserted through a test tee, and sealed out of round pipe as well. These test ball plugs have the same great features found in the original test ball plugs, but can be used in more than one pipe size.
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 - great sealing properties as well as excellent expansion and memory
Cherne® multi-size plumbing Test-Ball® plugs have the same great features as our original test ball plugs, with the added benefit that one size fits multiple pipe diameters, doing the job of 2+ single-size plugs
Schrader valve inflator includes cap with valve core tightener
Ring and chain assembly prevents plug from dropping into DWV system during test