The sink gurgles when the water drains because air is being pushed through the pipes along with the water, creating a bubbling or gurgling sound.
Because the washing machine drains down the same main drain and it's suction as it goes by is trying to suck the water out of the under sink U trap.
The shower gurgles because the water is going down the pipes.
The gurgling sound in your sink drain is likely caused by a blockage or air trapped in the pipes. When water drains, it creates a vacuum that pulls air through the blockage, causing the gurgling noise. It is important to address this issue to prevent potential plumbing problems.
Drains.
Snake your drains
Your toilet gurgles when the washer drains because there is a blockage or restriction in the plumbing system, causing air to be sucked in through the toilet's trap. This can create a gurgling sound as the water drains from the washer.
wile standing on the eaquator the water drains straight down in a sink.
The different types of bathroom sink drains available in the market include pop-up drains, grid drains, push-button drains, and lift-and-turn drains. Each type has its own mechanism for opening and closing the drain to allow water to flow or stop it from flowing.
The sink gurgles when draining because air is trapped in the pipes, causing a vacuum effect that creates the gurgling sound as water flows through.
As the sink emptied it made a sound like a gurgle.The baby began to gurgle as mum tickled his tum.
Partially clogged drain line.
This is most likely caused by a lack of venting on either your washing machine drain or sink. The gurgling noise you hear is actually air getting drawn through the water in the sinks trap as the washing machine water drains past the sink drain. Both the sink and washing machine should be checked for venting issues by a licensed plumber.