Flexible rubber adaptor coupling for connecting pipes with an different outside diameter, in non-pressure systems. This coupler will join a pipe with an outside diameter of 110-121mm to a pipe with an outside diameter of 121-136mm.
The coupling is a stepped moulded EPDM sleeve that has different diameters at each end. The sleeve is fitted with two 1.4301 (304) stainless steel clamping bands.
Typical applications include: