Honeywell wireless thermostat instructions cm927

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The CM927/921 room thermostat communicates with the BDR91 Relay Box on an 868MHz Radio Frequency (RF) band to control a single heating system component such asManual. View the manual for the Honeywell CM927 here, for free. This manual comes under the category Thermostat and has been rated by 3 people with an Installation guide for Honeywell CM921 CM900 Series wireless programmable room thermostat on 12 pages.