The Climate Technology Corp. (CTC) 43168 digital/programmable, multistage heat pump thermostat is available. According to the company, the thermostat is the perfect complement to the 43154 conventional programmable thermostat, and is compatible with most single-stage or two-stage heat pumps with two-heat/two-cool, and gas or electric equipment. Features include a blue backlight, filter monitor, and the refresh programmable fan, which enables the user to circulate air during system off times, resulting in cleaner air. The thermostat is backed by a three-year warranty.

SUPCO, 2230 Landmark Place, Allenwood, NJ 08720; 732-223-6644;;

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