The 259940-002 is the correct isothermal system for:
The Trion Whole House Humidification System is an isothermal humidifier system that produces odorless, bacteria-free and sterile humidification. Also known as part number 259940-002, this Trion Humidifier is ideal for residential or commercial use. The user-friendly comfort steam humidification is factory tested and CSA certified. This whole house humidifier system features a blinking LED light to simplify diagnosis. The Trion CFS-05 Humidifier does not feature an electronic humidistat.
The Trion CFS-05 produces 13 gallons per day (gpd) that is produced at atmospheric pressure and then dispersed into the HVAC ductwork through a steam nozzle or perforated steam diffuser. This 259940-002 humidifier allows for flexible installation that can be mounted remotely or mounted in a duct. On-board diagnostics featured on the Trion humidifier's user-friendly display shows the mode of status and operation. To automatically reduce the humidity setpoint as the outdoor temperature falls, an electronic humidistat with outdoor reset is available separately.
Trion CFS-05 Whole House Humidification System specifications:
The Compact Chassis Design makes this humidifier system lightweight and easy to install. A siphon draining system is installed to eliminate the chance of blocked solenoid valves and drains at a safe temperature. A 2-year limited warranty is included.