Honeywell RTH221B 1 Week Programmable Thermostat
RTH221B 1 Week Programmable Thermostat
Description & Features+
Honeywell RTH221B1047 1 Week Programmable Thermostat
Compatible with conventional heating and cooling systems, millivolt systems and heat pumps without auxiliary heat
1 week programming (one program for the entire week - 4 periods per day)
Accurate temperature control of +/- 0.5°C
Permanent and temporary override capability
Set point is retained in memory in the event of a power outage
Fahrenheit or Celsius temperature display
Battery change reminder
12 or 24 hour clock
Easy to install
Dimensions: 3.375 x 4.625 x 1.125 inches
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You can return this item within 90 days from the day you receive your online order.
You can easily return this item by mail.
From the Manufacturer +
Q & A+