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* Estimated stock levels as of Sun, Sep 22, 2019. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availablity of items marked as Limited Stock.
24-volt heating and air conditioning systems. Low voltage control of gas or oil heating and cooling equipment. Bimetal temperature sensor. Snap acting switch (magnetic switch) does not require leveling and is mercury-free. Simple, worry-free operation. Compatible for heating, furnace (warm air), hot water, steam or gravity and gas fireplaces.