America Hvac Supply Everything For Your Furnace And A/C America Hvac Supply &Lt;Ul&Gt; &Lt;Li&Gt;Thermostats Open When Temperature In The Furnace Plenum Area Is Too High&Lt;/Li&Gt; &Lt;Li&Gt;Shuts Down Furnace Until The Temperature Cools To An Acceptable Level&Lt;/Li&Gt;
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Direct Replacement Plenum Thermostat L39-181

Description

Thermostats open when temperature in the furnace plenum area is too high
Shuts down furnace until the temperature cools to an acceptable level