Upgrade your home comfort with the Honeywell Home RTH20B Programmable Thermostat. Designed for single-stage heating and cooling systems, it offers flexible 5-2 day scheduling—perfect for weekday/weekend routines—or use it non-programmable for simple control. Its large, backlit display with clear font ensures easy reading, while customizable settings let you adjust the screen and receive handy air filter change reminders. Compatible with forced air (gas, oil, electric), hot water heat, and 750 mV systems (not for electric baseboard heat). Installation is a breeze thanks to the universal UWP wall plate, making future upgrades seamless. Runs on 2 AA batteries (not included) and comes with a 1-year warranty. A smart, reliable replacement for models like RTH2300 and RTH221.
CUSTOMIZE: Choose to receive change air filter reminders and select display settings to optimize this thermostat for home.The RTH20B is a direct replacement for the RTH2300, and replacement for the RTH221 offering 5-2 scheduling
SCHEDULE: Personalize programming in 5-2 day increments - there's even a non-programmable option
EXPERIENCE: A large screen and clear font enhance daily use
INSTALLATION: The Honeywell Home UWP wall plate provides an easy install process and simplifies future device upgrades
FEATURES: 5-2 day scheduling, backlit display, custom display settings, change filter reminder, extended 32°F low-heat setpoint, 1-year warranty
COMPABILITY: 1 Heat/1 Cool, 750 mV, hot water heat, forced air (gas, oil, or electric) [does not work with electric baseboard heat (120-240V)]
POWER: 2 AA batteries (not included)
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