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Feature

Large, clear, backlit display is easy to read - even in the dark
Displays room temperature, temperature setting, and optional outdoor temperature
Front battery door access for fast, easy replacement
Air filter, humidifier, dehumidifier, and HVAC service indicators

Description

There's no longer a reason to use a mechanical thermostat. Get all the benefits of bringing your heating and cooling system into the digital age. The Aprilaire 8444 Non-Programmable Thermostat is mercury-free and provides pinpoint accuracy and control