The answer to 'what is drain trap' is a curved section of pipe that holds water and prevents sewer gases from entering the home. The drain trap is installed under sinks, showers, and other plumbing fixtures. The water in the trap creates a barrier that blocks odors and pests from coming up through the drain. Drain traps are an essential component of a home's plumbing system, helping to maintain a safe and healthy indoor environment.
Drain traps come in different shapes and sizes, but they all serve the same basic function. They are typically made of PVC, metal, or other durable materials that can withstand the pressure and corrosion of the plumbing system. Proper installation and maintenance of drain traps is important to ensure they continue to work effectively over time.