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

Choose Range:
SHL521 Open:200 Close:180 long 7"
SHL522 Open:160 Close:140 long 7"
SHL523 Open:130 Close:110 long 7"
SHL524 Open:170 Close:150 long 7"
SHL525 Open:180 Close:160 long 7"

Gas Furnace Limit Thermostat (SHL521-525)

$21.00 Regular Price
$15.00Sale Price
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