Keith Specialty Store - Small Company - Great Service - reviews

800-705-8838 or 724-397-8838

There is a planned power outage on Friday 7/10/26 from 9:00am-2:00pm. Our store will be open regular hours from 7:30am-5:00pm. Our phones will not be working. 

Resideo (Honeywell Home) TH1100DH 1004 24V digital thermostat, heat only, horizontal-is OBSOLETE
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Resideo (Honeywell Home) TH1100DH 1004 24V digital thermostat, heat only, horizontal-is OBSOLETE

Resideo (Honeywell Home) TH1100DH 1004 Pro 1000 horizontal digital thermostat, 24V or millivolt single-stage heat only applications, non-programmable, 40-90F, backlit display is obsolete. It is replaced by Honeywell TH1110U4000

SKU OBS-67-44E

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This is an official Resideo (Honeywell Home) replacement part

Honeywell TH1100DH 1004 Pro 1000 horizontal digital thermostat, 24V or millivolt single-stage heat only applications, non-programmable, 40-90F, backlit display