Kitchen Sink P Trap Dimensions

Use proper size to keep sink free flowing.

Kitchen sink p trap dimensions.

The p trap is the first thing you see when you look in the sink cabinet. Standard sink drain sizes include 3 1 2 inches kitchen sink 1 1 4 inches bathroom sink and 2 inches bar sink. All the pipes that connect to the tailpiece including the p trap assembly. Some older sinks may have drains that connect to a 1 1 4 inch tailpiece but most modern drains have a 1 1 2 inch outlet.

The p trap is an important component of sink plumbing that prevents toxic sewer gases from leaking into the home. It s the pipe shaped like an inverted p and it s a necessary component for all plumbing fixtures in the drainage system. But now with the basement p trap leaking sewer smell is present at the kitchen sink and in the bathtub. Pretty sure both sinks use 1 1 2 pipe too.

Traps come in 1 1 4 inch standard bathroom sink or 1 1 2 inch standard kitchen sink inside diameter sizes. The length of the tailpiece that connects the drain to the trap depends on a. Seems that a deep seal lower p trap and regular upper p traps were doing the job.