The T&S Brass B-3992-3X is a modular waste drain valve designed for efficient drainage in sinks. It features a pull handle for easy operation and accommodates a 3-1/2" sink opening. The valve includes a 2" NPT male outlet and a 1-1/2" female outlet for versatile installation options. A 3" handle extension enhances accessibility, making it user-friendly in various settings. This durable and reliable drain valve is ideal for both commercial and residential applications.