The T&S Brass B-3990-01-SB Modular Waste Drain Valve is a highly specialized component designed for precision and efficiency in waste management systems. Featuring a push-pull handle, this valve ensures seamless operation and control. It is engineered with a 3-1/2" sink opening, catering to commercial and industrial sink installations. The valve is built with a 2" NPT male x 1-1/2" NPT configuration, providing compatibility with a wide range of plumbing setups. An overflow tube with head assembly enhances its functionality by preventing accidental overflow, while a 3" handle extension allows for easy access and maneuverability. The inclusion of a basket strainer underscores its ability to manage waste effectively, capturing debris and preventing blockages. Additionally, this modular waste drain valve comes with an installation tool, simplifying the setup process for professionals. Constructed with a durable stainless-steel body, it promises longevity and resistance against corrosion. Certified by cCSAus, this product meets rigorous standards of safety and performance. The T&S Brass B-3990-01-SB is an excellent choice for various segments including hospitality, healthcare, and food service industries, where waste management efficiency is paramount.