The TOTO USA Drain Fitting Assembly (THU734#CMW-A) is engineered for the GB1 toilet model, providing a reliable solution for waste management. This assembly is constructed from high-quality materials to ensure durability and compliance with industry standards. It features precise dimensions for a perfect fit, facilitating easy installation and maintenance. The drain fitting is designed to optimize flow and prevent clogs, ensuring efficient operation. Ideal for both new installations and replacements, this assembly is a key component for maintaining the performance of TOTO toilets.