RTH221B1047 Manuals & User Guides

User manuals, setup guides, troubleshooting help, and repair information for RTH221B1047 products.

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RTH221B1047 manuals

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Honeywell RTH221B1047 Programmable Thermostat Owner’s Manual

October 5, 2021

RTH2300/RTH221 Series Programmable Thermostat Owner's Manual RTH221B1047 RTH2300B1020 Read before installing For help please visit resideo.com Identify System Type This thermostat is compatible with the following systems: Gas, oil, or electric furnace Central air conditioner Hot water system with or…

Brand: Honeywell