See reviews below to learn more or submit your own review. Honeywell Heaters produces heating equipment for home and office environments. Its products include space heaters, baseboard heaters and ...

Your hot water heater should work now ... Many newer water heaters use a new electronic control valve called the Honeywell Smart Controller. Helpful for diagnostics, it has blinking lights ...

But if you’re like most people, you probably need lots of hot water only a few times ... cable plugged into the COM port on a Honeywell electronic water heater ignition controller.