the G220S-K valve body is designed with stainless steel trim to handle steam up to 100 psi inlet pressure and differential pressures according to technical load limits

Multi-Mode Interface: Provides comprehensive control over fan speed settings

As a direct replacement for 100108278

Optimized System Efficiency: Eliminates air bypass and leaks

This unit features a selectable 1°F or 2°F differential

Laars Heating Systems W0036500 Thermocouple Els PW 29614 the G220S-K valve body isThe Laars Heating Systems W0036500 Thermocouple is a high precision K type thermocouple engineered for critical flame sensing and pilot safety in gas fired appliances. As a veteran grade HVAC replacement part, this component generates a precise millivolt (mV) signal via the Seebeck effect, providing the essential feedback required by the gas valve to maintain safe combustion. It is primarily utilized in Laars MightyTherm commercial boilers (models AP,