Whether you are replacing a legacy Reznor wall thermostat or installing a new unit heater

Designed with an operational range of 73°F to 105°F

LED Status Indicator: An onboard high-intensity LED provides immediate visual confirmation of coil activation for rapid troubleshooting

Designed for natural gas boiler service

Optimized Heating Efficiency: Prevents air loss through the front panel

ASCO L8214G261 Valve R-407A Whether you are replacing aThe ASCO L8214G261 is a high performance 2 way normally closed gas shut off valve designed specifically for commercial and industrial fuel gas service. This 1 1 4" NPT aluminum body valve features a unique solenoid operated design, ensuring reliable flow control in low pressure combustion systems. Operating within a pressure range of 0 5 PSI, it provides high flow capacity for power burners and atmospheric boilers. The unit comes equipped with 72"