The T&S Brass B-3942-01 is a reliable drain valve designed for efficient waste management. Featuring a twist handle for easy operation, this waste valve fits a 3" sink opening and includes a 2" drain outlet with an integrated overflow assembly. It serves as a direct replacement for the B-3915-01 model, ensuring compatibility and seamless installation. Ideal for commercial and residential applications, this durable product enhances functionality while maintaining a sleek design.