Can a washing machine drain be too high?

Placing your standpipe too low or too high can cause backflow and overflow. A standpipe that is too low is prone to overflowing from the standpipe itself, while a standpipe that is too high makes the washing machine have to work harder to pump drained water to the standpipe.

What is code for washing machine drain?

2 inches
According to the Universal Plumbing Code, the standard for washing machine drain size is 2 inches. The P-trap should be between 6 and 18 inches high from the floor, while the pipe should be between 18 and 30 inches high from the floor.

Why does washing machine drain height?

1 Answer. The water in the wash tub will drain out if the drain in the wall is lower than the water level in the washing machine. Simple physics, water seeks its own level. The drain located at the recommended height will allow the water to remain and allow the pump to remove the water at the end of the cycle.

Why does my washing machine drain pipe overflow?

Washing machine drains will often overflow because of a clog in the drain standpipe, or the standpipe itself is too small in diameter to handle the amount of water being forced through it. More times than not, the problem is from a clog.

Do I need to vent a washer drain?

All plumbing fixtures—including washing machines—must be vented. Improperly vented drains can be sluggish and noisy, and can emit hazardous fumes. Properly vented drains allow the P-trap to do its job: prevent sewer gases from escaping into your home.

Does a washing machine need a dedicated drain?

When hooking up a new washing machine, some people look for a convenient drain line and simply install a pipe that extends to the washer. The lack of a P-trap exposes the area to sewer fumes and the lack of venting will cause the drain to run sluggishly and overflow. Washers, like all fixtures, need a trap.

Can I extend washing machine drain hose?

You can buy supply hoses in lengths up to 96 inches, which you can attach to your existing hoses with 3/4-inch hose thread connectors. Lengthening the drain hose isn’t difficult, because you can buy a drain hose extension that simply clamps onto the end of your existing hose.

Can I shorten washing machine drain hose?

Sometimes shortening the drain hose of the washing machine is the only way out if it is several times larger than the distance required to connect to the sewer. Simple cutting will make it impossible to use special tips, and twisting will cause delays in the drain.

How high can a washer pump up?

Generally, the maximum height is around 39″ (99 cm). Newer washers often have a drain hose permanently attached, which is designed to make drain installation fool proof. The supplied drain hose shows you exactly how high the washer can discharge.

Does washing machine drain into sewer line?

Washing machine drains are fed by an electric pump, which moves water from inside the cleaning drum, through a flexible drain hose on the underside of the machine, and out into your home sewer system where it makes its way out of the house.

What size drain do you need for a washing machine?

A 2-inch drain pipe is required for all washing machines. The former requirement of 1 1/2-inch pipe is not enough to handle the fast drainage of modern washers.

What is the maximum length for a washing machine drain hose?

The drain hose does have a limit. The recommended maximum length for the drain hose is 12 feet. If your drain line needs to be 18 feet there may be a problem.

What is the size of a washer drain?

The standard for new washing machine drain sizes, according to the Universal Plumbing Code, is now 2 inches. 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. These standpipes connect into the home sewage system.

What is the standard height for clothes washer drain?

Washers Drain Height . The washer drain hose is 1¼” O.D. (outside diameter). To be confident that no siphoning of water will take place, the drain plumbing should be a minimum of 30″ high. In order for the drain hose to function properly, the drain must be at least 30″ from the floor and less than 8 feet high.