3IN FLEXIBLE REDUCER COUPLER Part# 21435 F02-2104 CP 522

Valterra 3 inch Flexible Rubber Reducer Coupler. Used to convert from an RV flexible drain hose system to a rigid pipe connection to the sewer. Coupler includes a hose clamp at each end. Couples thin walled 3 inch pipe with 3 inch schedule 40 ABS pipe. 3-1/2 inch x 3 inch ID.