[Compatible Models] Designed specifically for Girard GSWH-2 Tankless Water Heaters, this water flow sensor is a perfect replacement for models 2022107584 and 2GWH-24. Ensure seamless compatibility and performance with these specified models. [Premium Quality Material] Constructed from high-grade brass, our water flow sensors offer exceptional corrosion resistance. Ideal for enduring the rigors of harsh water system environments, this sensor provides outstanding durability and rust protection, ensuring long-term reliability. [Effortless Installation] Installation is a breeze with our water flow sensor. Simply remove the old sensor using basic tools and secure the one in place with the correct torque. This quick and easy process takes only a few minutes, allowing you to get back to enjoying the convenience of your water heater without delay. [Important Installation Note] To ensure a perfect fit and optimal function, please verify that your water heater model matches the models listed (2022107584 or 2GWH-24) before purchasing. This precaution helps avoid compatibility issues and ensures a smooth installation process. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Color:Gold Material:Brass Package Contents: 1 * water flow sensor