Both drains may empty into a toilet waste line and be.
Washing machine drains into laundry sink.
It s common for the washing machine to share a drain with a sink and if the laundry room is near the kitchen it could be the kitchen sink.
If that s the case you end up with a backed up washer similar to the overflowing funnel though we hope that it doesn t come to that.
Modern washers are designed for 2 inch drain lines.
To start with know that your sink and washing machine drain lines tend to run congruent to each other.
If the drain does clog the water should fill up in the laundry sink before it overflows from the standpipe.
Often older homes have 1 inch washing machine drain lines.
Do not connect it directly to a drain stand pipe unless the pipe is at least 2 inches in diameter.
This is similar to what can happen if your washing machine dumps too much water into the drain.
In that case the first place where the air can leave is the vent but if the vent is clogged that means that the air will exit through the sink drain.
Why does this happen.
This means that when the washing machine starts releasing water down the drain that is connected to the sink drain the air will actually be trapped inside the main drain pipe.
Gray water from your washing machine backing up into your sink is one such problem and for many homeowners it can be an ongoing source of annoyance.
1 install the drain hose into an installed 2 diameter drainage stand pipe.
Buy a high efficiency washing machine high efficiency washing machines use a lot less water than a standard washer therefore limiting the amount of water behind sent down the drain.
Water is drained from the washing machine directly into the sink.
If possible and applicable note.
Other options for washing machine drainage in garage.
Washer drain hose to utility sink.
The original copper pipe was 1 1 4 and the new pvc is 1 1 2.
I will be putting the utility sink in the empty space between the dryer and the white wall in the picture the washing machine is immediately to the right of the dryer.
This means they combine at some point on the way to the main sewer line.