Smith commercial water heaters and high-output boilers

Reliable Signal Conditioning: Filters and boosts low-voltage inputs from discharge air sensors to drive modulation valves effectively

Key Benefits Optimized Modulation: Enables the control module to calculate the precise boiler reset curve for maximum efficiency

95" WC rating can result in the furnace failing to ignite or operating in an unsafe condition

The rugged construction is rated for 100

Lennox 61M03 Collar Assembly 30067439-890 Smith commercial water heaters andThe Lennox 61M03 Collar Assembly is a genuine OEM HVAC replacement part designed for high performance sealing and structural integrity within heating and cooling systems. Built to Lennox LB 96383A specifications, this discharge collar assembly is frequently utilized in furnace ventilation and air handling configurations to ensure a pressurized, leak free connection between the unit and ductwork. This HVAC collar kit is critical for maintaining optimal