Honeywell RTH221B1021/A Prog Thermostat
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Honeywell

Prog Thermostat

Mfg.# RTH221B1021/A
Sku# 5202569

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  • Features
  • Specifications
Precise temperature control, sleek one-piece design. Simple Programming - One program runs for the entire week (4 periods). Energy Savings - Program to save up to 33 percent on annual heating and cooling costs (if used as directed, savings may vary depending on geographic region and usage)per day). Basic operation keeps programming easy. Works with heating and cooling systems. Does not work with heat pump systems or electric baseboard heat (120-240V).
  • BASIC - PROGRAMMABLE
  • HEAT/COOLING