
How to Reloe the Washer and Dryer Pluing | Hunker
10/2/2022· Washing machines typically require a 2-inch drain line with a vent. The drain piping starts with a standpipe — a vertical pipe that connects to a P-trap at the bottom and is open at the top to receive the washing machine''s drain hose. The vent must be within 60 inches of the P-trap (for a 2-inch drain). After the P-trap, the drain can tie