The C1727 also includes many of the latest Boiler Plus energy-saving features, such as optimum start and stop per heating zone, as well as on-off load compensation.
Secure HC2.4 Horstmann Wifi Extender Plug-In Adaptor Card for C1727, H3747 & E7+
Secure Smart Programmable Thermostat C1727 & Programmable Thermostat Display PTD
Secure HC2.4 Wifi Extender Plug In Adaptor Card for C1727 H3747 E7+
Secure C1727 2 Channel Programmable Room Thermostat Direct Replacement for Horstmann CentaurPlus ServicePlus Thermoplus Bluetooth Programming with Smart WIFI Add-On Option App Controlled
