Simplified Maintenance: Packless construction eliminates the need for frequent packing adjustments and prevents stem leakage

This thermistor-based component measures local air temperature to provide essential feedback to the system controller

the ZE-NJ-2S excels in detecting multi-directional movement or irregular objects

providing a wide media temperature range of 23°F to 284°F

Quiet Operation: Engineered for minimal sound output

Resideo MT110C1011 Tool 321702-401 Simplified Maintenance: Packless construction eliminatesThe Resideo MT110C1011 is a high performance cartridge changing tool specifically engineered for V110 series thermostatic radiator valves. For HVAC contractors and facility maintenance teams, this tool is critical for performing in line TRV cartridge replacement without the need for a full system drain down or boiler shutdown. By allowing under pressure maintenance, the MT110C1011 eliminates the logistical challenges of purging air or dealing with