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1-Week Programmable Thermostat - RTH221B

Basic operation
Precise temperature control
Sleek one-piece design

Available to purchase in a retail or "big box" store to install yourself

DETAILSMANUALSVIDEOS/DEMOS
Simple Programming - One program runs for the entire week (4 periods per day)
Easy-To-Use - Basic operation keeps programming easy
Works with heating and cooling systems
Does not work with heat pump systems or electric baseboard heat (120-240V)
Model Numbers - RTH221B
1-Year Warranty

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