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Designed for natural gas boiler service
Using this valve in a Liquid Propane application creates a severe safety hazard and will result in improper combustion
radiator zones
this limit control is the standard OEM replacement for both brands where the 180-210°F range is specified
Integrated Thermostat: Combines gas regulation and temperature control in a single Honeywell control valve housing
MARS 33420 Tstat 319848-301 Designed for natural gas boilerThe MARS 33420 is a high performance commercial refrigeration thermostat designed for precision temperature control in demanding environments. This SPST fan delay thermostat features a fixed 35F open and 55F close configuration, making it an essential component for defrost termination and evaporator fan motor control. Built with a 1 inch fully encapsulated disc, this Klixon style switch ensures moisture resistant operation and long term reliability in
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