Cherne Clean-Seal plugs are installed on a PVC, ABS or cast iron tee for removing the backsplash of test water during stack testing of the drain, waste and vent (DWV) plumbing systems, keeping the ...Read More
Cherne Clean-Seal plugs are installed on a PVC, ABS or cast iron tee for removing the backsplash of test water during stack testing of the drain, waste and vent (DWV) plumbing systems, keeping the work area & plumber dry. These easily installable plugs can seal both plastic & hard-to-seal cast iron threaded cleanouts and feature a removable snifter valve inflation fitting that is field repairable. Read Less