The TOTO USA Drake 10" UH W Washlet S5 is engineered for optimal performance with a 1.28 gallons per flush (GPF) system. This model features advanced washlet technology, including a heated seat and customizable water settings for a personalized experience. Constructed from high-quality materials, it offers durability and ease of cleaning. Designed to fit the Drake toilet series, this washlet enhances both comfort and functionality in modern bathrooms. It meets industry standards for water efficiency and performance, making it an excellent choice for eco-conscious consumers.