Connect Washing Machine To Sink Trap

The standpipe the correct way to drain a washing machine is to install a standpipe.

Connect washing machine to sink trap.

Measure and mark the predetermined measurement on the waste pipe. A dishwasher normally just has a cold water supply. Subtract 1 inch from the measurement. If you re going to connect the washing machine drain hose to the sink drain before the p trap the entire drain including the trap needs to be constructed of a 2 inch pipe.

Attach the hose to the s trap with the compression nut. How to connect a laundry sink washing machine to the same drain. The top of the. This effectively uses the washer s p trap and vent for both the washer and sink.

This is worth the riser up. One source states that the sink can be directly tied to the standpipe using a wye at a point above the washer s p trap and to not use a second p trap for the sink. That is a vertical length of pipe that connects to a p trap that in turn connects to the drain. An alternative is to construct an auxiliary p trap for the washing machine vent it with an air admittance valve and connect it to the 2 inch waste pipe into which the sink trap empties using a sanitary tee fitting.

Is the horizontal drain this fixture is joined to. We do not advise this method as it can take up a great deal of room in your under sink cupboards and the hoses usually need to be extra long which means they have a tenancy to sag and allow stale water to sit in them. Measure the length of the waste y fitting. Installing waste pipes for washing machines and dishwashers can be done fairly simply by using long hoses and connecting them into the waste trap of your sink.

Another source says the sink must have it s own trap and vent which would be a lot more work. Connect the waste hose to a washing machine trap beneath the sink or use a standpipe with a p trap. Is the p trap a washing machine pipes p trap must be installed above the floor at least 6 above but not more than 18 above. Cut a section of drainage pipe that will extend up to trap at about the likewise height as the back of your washing machine.

The mini stop valve that connects the supply pipe to the machine s hose lets you isolate the machine without turning off your water.