- For connecting two washing machine or dishwasher drain hoses to a siphon connection ,- Adapter turns a single connection into a double connection: ideal if multiple appliances with a waste water connection are to be connected to a single siphon,- Seal guarantees protection from water leaks,- Easy, safe installation: Hose clamps secure the drain hose to the double-appliance connection, with union nuts for tightening the adapter to the siphon,- Y-adapter 19 - 23.5 mm hose connection is suitable for hoses with interior dimensions of 19 - 23 mm - Gland 1: 23 mm ,- Gland 2: 23 mm ,- Nominal Diameter/mm 1: 1 (DN:25), 33.7 mm ,- Material: Plastic Material ,- Colour: White ,- Usage: Condensation Dryer/Dishwasher/Washing Machine 2 years legal warranty only