kitchen sink p trap leaking

The first signs of a leaky P trap under a bathroom or kitchen sink might be a small pool of water growing on the floor. This is wastewater leaking, so the issue needs to be solved quickly to prevent it from contaminating your home. If the leak is left too long, you might start to get some strong sewage... Kitchen Sink Drain: P-Trap or S-Trap? Written by Doityourself Staff. The p-trap, on the other hand, is another story because it has been invented more recently and went through thorough study. It is vented which can hold water in it to