The TOTO USA Drain Valve is specifically designed for models 634 and 644, ensuring optimal performance and reliability. This valve is constructed from durable materials to withstand regular use and prevent leaks. It features a straightforward installation process, making it a perfect replacement part for maintaining your toilet's functionality. The valve complies with industry standards, ensuring compatibility with existing plumbing systems. Ideal for both residential and commercial applications, this drain valve is essential for efficient toilet operation.
