NUPAK OAKUM

Nupak Oakum has been manufactured just outside of New Orleans in Kenner, Louisiana since 1953. The product was developed in 1937 by a young Los Angeles plumber Duane H. Tollstrup who was dissatisfied with the way oakum was made. Oakum, at the time, was manufactured from jute - twisted into a loosely twisted rope and impregnated with a petroleum derivative. Unfortunately, joints caulked with it often leaked,

Primary location: Kenner United States