Cherne® Long Test-Ball® Plugs are designed for waste stack testing – sealing the rise and the run to perform the test, and can be used to seal the wye to conduct sewer air tests. Molded-in sealing ribs at both ends ensure a leak-free seal.
Cherne® 2" Long Test-Ball® Plug
Cherne® 3" Long Test-Ball® Plug
Cherne® 4" Long Test-Ball® Plug
Cherne® 6" Long Test-Ball® Plug
Cherne® 4"- 6" Long Test-Ball® Plug