How to Vent a Washing Machine Drain Pipe - Paradise Appliance Service
Drain Hose, Extension Drain Hose Suitable for Washing Machine and Dishwasher, Includes 2 Sewerage Sealing Joints and 1 Hose Clamps (2 m) : Amazon.de: Large Appliances
EASTMAN 10-ft 3/4-in Od Inlet x 1-1/4-in Od Outlet PVC Washing Machine Drain Hose at Lowes.com