Rth221b Programmable Thermostat. Honeywell 1 Week Programmable ThermostatRTH221B The Home Depot The Honeywell RTH221B Basic 1 Week Programmable Thermostat is a simplified and easy to use 1-week programmable thermostat Programmable Thermostat Identify System Type This thermostat is compatible with the following systems: • Gas, oil or electric furnace • Central air conditioner • Hot water system with or without pump • Millivolt system • Central heating and cooling system • Heat pump without auxiliary/backup heat Do you need assistance? We are here.
HONEYWELL PROGRAMMABLE THERMOSTAT RTH221B 1021 new eBay from www.ebay.com
Programmable for one week, it lets you customize your schedule with four options - 'wake', 'leave', 'return', and 'sleep' - for precise temperature control and added comfort Simply Programming - one program for the entire week, up to 4 periods per day
HONEYWELL PROGRAMMABLE THERMOSTAT RTH221B 1021 new eBay
Controls • Auto: The fan runs only when heating or cooling is actually. This one-piece thermostat has one hassle-free program for every day of the week Set desired temps for 4 periods - wake, leave, return, and sleep..
HONEYWELL Home RTH221B White Digital Basic Programmable Thermostat Free. This item: Honeywell Home RTH221B1021 Programmable Thermostat, 1 Week / 4 Time Periods Per Day, Accurate to +/- 1Degree Honeywell Home RTH2300B1038 5-2 Day Programmable Thermostat, White
HONEYWELL PROGRAMMABLE THERMOSTAT RTH221B 1021 new eBay. The added bonus of choosing between 4 preset options such as wake, leave, return and sleep add versatility to this programmable thermostat. If you need assistance, please feel free to contact our tech support team at (800) 633-3991 or through Private Message at our Honeywell Home Facebook account.