The answer to 'difference between P-trap' is that a P-trap and a U-trap are two common types of plumbing traps used under sinks and in other drain lines. The main difference is the shape of the pipe. A P-trap has a U-shaped bend, while a U-trap has a more compact U-shape. Both traps serve the same basic function of preventing sewer gases from entering the home, but they have some distinct features and use cases.
P-traps are the more common and traditional style, with a longer, more gradual bend. This makes them less prone to clogging and easier to clean out if a clog does occur. P-traps are often the preferred choice for kitchen sinks, where they can handle more debris. U-traps have a tighter, more compact U-shape that takes up less space, making them better suited for tight areas like bathroom vanities. However, U-traps are slightly more prone to clogging due to their sharper bend.