Cherne® pneumatic test balls have been the contractor's choice for more than 50 years. Used in storm and sanitary sewers and residential DWV systems, Cherne pneumatic test balls do it all! Many are available with our patented Rupture Disc Technology, which prevents over-inflation. This eliminates plug damage and enhances user safety.
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Oatey Fix-it-Stick Works!
-Wyatt Hill - Layton, Utah