Cherne Test-Ball Pipe Plug, Body Natural Rubber, Cap Plastic 271758

Cherne Clean-Seal plugs eliminate test water backsplash when stack testing drain, waste and vent plumbing systems. Simply thread them into a standard test tee, inflate the bladder, and run your test. The plug is made from long-lasting natural rubber with a replaceable snifter valve inflation fitting for multiple uses. Cherne Industries is a global leader in pipe plug, blocking and testing.Easy to install by threading into test tee and inflating bladderDesign keeps work area and plumber dry, eliminating water backsplashSeals both plastic and hard-to-seal cast iron threaded cleanoutsNatural rubber body provides a leak-free sealHigh-impact ABS threads for maximum durability. Removable and field repairable inflation valve fitting. Holds back up to 13 PSI or 30 ft. of head pressure