The Hive Active Heating system allows you to adjust your heating and control hot water with ease using the Hive app. The system features auto switching for efficient use of energy, and is compatible with Hive's smart home technology for added convenience. With frost protection properties, this programmable thermostat ensures your home stays warm and comfortable year-round. Upgrade your heating system with Hive Active Heating for a more efficient and controlled heating experience. Opened, never used