Adapter Coupling

Fernco Adaptor Couplings, sometimes referred to as reducer couplings, are designed to connect unadopted drainage pipes with different outside diameters – connecting larger drainage pipes to smaller drainage pipes and vice versa.
EPDM 304 121-136/110-121mm
Provides a quick and efficient method of connecting pipes of different materials and outside diameters
Reliable, tried and tested products
Large variety of sizes for a multitude of pipe configurations