A coupling in a metal sleeve with band clamps that can be tightened to seal pipe joints. Though a mission coupling costs more than a plastic coupling, it's worth it. Sometimes pros will even use ...

Biggs Southwick, No. 84 Nassau street, New York. This article was originally published with the title "Hudgin's Method of Coupling Pipes" in Scientific American 13, 39, 312 (June 1858) Discover ...