FEATURES
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 testsNatural rubber construction provides an excellent sealCompatible with PVC pipesMakes sealing wye fittings easy when performing tests on DWV systemsWithstands upto 13 psi or 30 ft of head pressureRing and chain assembly help prevent the plug from being drawn into the DWV plumbing system during testingDesigned for waste stack testing from floor drain to sewer pipeLong enough to seal wye vertical riser and sewer runRing and chain assembly prevents plug from sliding down a lineMolded in sealing ribs at both ends ensure a leak-free seal1-1/2 in Dia deflated18-1/4 in L deflated45 psi inflation pressure1-3/4 to 2-1/4 in usage range30 ft head13 psi maximum back pressure