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Energy Saving Thermostat that Features Basic Operation and Precise Temperature Control
Honeywell RTH221B 1000 1-Week Programmable Thermostat
Honeywell RTH221B 1000 1-Week Programmable Thermostat
Honeywell RTH221B 1000 1-Week Programmable Thermostat
Item# 300638
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Overview

  • One program with 4 program periods per day
  • Precise temperature control
  • Energy savings up to 33 percent on annual costs
  • Works with heating and cooling systems

Essential Info

The Honeywell RTH221B 1000 1-Week Programmable Thermostat offers simple programming which allows you to run one program for the entire week with 4 program periods per day. Program the thermostat to save up to 33 percent on annual heating and cooling costs. It is easy to use and works with heating and cooling systems. Includes one year warranty.

Videos:
  • Honeywell Thermostats are Easy to Use
  • Installing a Honeywell Thermostat

  • Note: Does not work with heat pump systems or electric baseboard heat (120-240V)

    Manuals/Software

    Reviews

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    Average Customer Rating
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    LUCINDA -- harrison valley, PA   2/13/2012
    Having difficulty getting it to run automatically.

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