Pipe Size For Washing Machine Drain

The flexible hose flows into a drain pipe that connects to the main sewer line.

Pipe size for washing machine drain.

Kevin the answer is no. In each a is the vent b is the trap arm and c is the drain. In your scenario if a fixture that s farther upstream discharges lots of water that rushes by the wye fitting where your washing machine drain pipe connects the vacuum created by the water rushing past the washing machine branch wye will siphon water from your trap. The pipe should be between 18 and 30 inches high from the floor while the p trap should be between 6 and 18 inches from the floor.

Although the pipe sizes are generally standard each jurisdiction s building and plumbing codes could have specific requirements for the size of the pipes and how. The piping in the photo on the left represents a laundry sink drain while the photo on the right depicts a washing machine s stand pipe. A washing machine is connected to a drain hose and to hoses that connect to the hot and cold water supply. The standard for new washing machine drain sizes according to the universal plumbing code is now 2 inches.

The inside diameter of the drain pipe should be a minimum of 1. Position the trap between 6 and 18 inches above the floor with a standpipe of 18 to 30. How a washing machine works. For instance the minimum pipe diameter for a washing machine drain is pipe with a 1 1 2 inch diameter.

When identifying where the drain is you will need to differentiate it from the hot and cold water lines coming into the. It pumps the dirty water through a rear mounted outlet tube fitted with a flexible discharge hose. Aside from having a clogged standpipe there are a few other reasons why your washing machine drain might overflow and some of the other most common reasons are. The drain hose is connected to a stand pipe attached to the water drainpipe.

As a washing machine runs through its cycles it pumps out dirty water to make room for the clean water it needs to rinse your clothes. What causes washing machine drain to overflow. Usually the drain of a washing machine is a pipe behind the machine that the hose on the machine pours into. You only have to remember this the sanitary tee that serves each fixture is the place where the trap arm drain and vent come together.

As with all plumbing fixtures and appliances a washing machine drain pipe must also contain a p trap. The hose is sometimes attached tightly to the drain or the hose may simply be pushed inside of it.