Specific design for GSWH-2 - Tailored for GSWH-2 tankless water heaters; this water flow sensor is designed to ensure compatibility and enhanced performance within your system. Premium brass construction - Brass construction resists rust and provides long-term reliability even under harsh conditions. Quick and easy installation - Replacement of old sensors is straightforward and does not require tools or technical skills. Part number - Part number 2022107584 ensures an exact match for your tankless unit's efficient operation. Size and compatibility - Compact, standard-size sensor designed for GSWH-2 installations; ensures proper fit and reliable operation. Performance - Delivers dependable water flow sensing to support efficient operation of GSWH-2 units. Use scenarios and applications - Routine maintenance: Replace a worn sensor during scheduled service to restore accurate flow measurements in a GSWH-2 system. - Retrofitting or upgrading: Swap an aging sensor to improve reliability and response in an existing GSWH-2 installation. - New installation or retrofit: Fit a correctly matched sensor to a GSWH-2 unit to ensure optimal performance and compatibility.