The IOT EFV Concealed Toilet Valve from TOTO USA is a sophisticated solution for water-efficient toilets, featuring a flush rate of 1.28 gallons per flush (G). This concealed design not only enhances the aesthetic appeal of your bathroom but also simplifies maintenance. Made from high-quality materials, this valve is built to last and complies with industry standards for performance and efficiency. Ideal for modern plumbing systems, it integrates seamlessly with smart home technology, providing users with enhanced control over water usage and contributing to sustainability efforts.