Tag: RTH3100C Non-Programmable Digital Thermostat

Honeywell Home RTH3100C Non-Programmable Digital Thermostat  CAUTION: ELECTRICAL HAZARD Turn off power at the furnace or the fuse/circuit breaker panel before you begin. MERCURY NOTICE If this product is replacing a control that contains mercury in a sealed tube, do not place the old control in the trash. Contact your local waste management authority for…