Description: 【Compatibility】: Specifically designed as a replacement part for GSWH-2 tankless water heater, compatible with model #2022107584 2GWH-24, ensuring seamless integration and optimal performance 【Premium Quality Material】: Constructed from high grade brass, this Water Flow Sensor offers good corrosions resistance and strong durability, providing long term protection against rust even in challenging water system environments 【Easy Installation】: The user friendly design of the Water Flow Sensor allows for quick and easy installation. Simply remove the old flow sensor using basic tools and replace it within minutes, saving time and effort 【Size】: With a size of 2.65inch, this Water Flow Sensors built to withstand regular use while maintaining its functionality over time 【Package Contents】: Includes a water flow sensor, ensuring you have everything needed for a straightforward replacement process without any additional purchases required Specification: 6.73cm/2.65inch Package Includes: 1 Water Flow Sensor Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.