Black Plugs

Test-Tite Test-Tite 83688 Flush Mechanical Cleanout Repair Plug, For 3-Inch Pipe

4 in. flush mechanical repair plug. Designed for use on cast iron cleanout fittings where the threads are worn or stripped. Rubber gasket seals behind threads, not on worn threads. Holds 50 ft. of back pressure. Installs completely flush. Each plug comes...