Simply Programming - one program for the entire week, up to 4 periods per day.
Precise temperature control of +/-1 Degree Fahrenheit for consistent comfort.
Easy to read digital display - Fahrenheit or Celsius temperature, 12 or 24 hour clock.
Compatible with heating, cooling and heat pump without auxiliary heat.
Does not work with electric baseboard heat (120-240V) multistage HVAC systems.
The Honeywell RTH221B Basic 1 Week Programmable Thermostat is a simplified and easy to use 1-week programmable thermostat. This one-piece thermostat has one hassle-free program for every day of the week. The added bonus of choosing between 4 preset options such as wake, leave, return and sleep add versatility to this programmable thermostat. The Honeywell Basic 1 Week Programmable Thermostat utilizes a crystal clear digital display that allows for precise temperature control. This thermostat is compatible with heating, cooling and heat pumps without auxiliary heat options.
Product Dimensions (WxDxH): 3.38 x 1.11 x 4.75 in.
Honeywell RTH221B Basic 1 Week Programmable Thermostat Video
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Easy to install, easy to program, easy to understand the directions, simple to use.
Only minor complaint is that the thermostat is a little hard to separate from the wall plate. You really have to pry pretty hard.
GREAT basic thermostat for the price,
Reviewed: 11/13/2018 by michael derosa
Very good tstat priced under retail stores great and fast delivery