Large Diameter Couplings are designed for the connection of Sanitary and Storm Sewer Pipe in gravity-flow applications.
Fernco provides Large Diameter Standard Couplings from 23.5” to 82.5” that are manufactured to order, thereby meeting specific contractor and site requirements. Large Diameter Couplings can suit any outside pipe diameter
and any size of coupling can be supplied direct to the site.
Order Large Diameter Couplings by specifying the outside diameter (O.D.) of both pipes in inches.
*Where O.D. differences range from 1" - 12", a Fernco bushing system is available .