"Wall-mounted gas single-circuit with a closed combustion chamber is designed for heating and hot water supply of premises for various purposes. These models are optimal for use in apartment heating systems. 

• ■ LCD display on the control panel.
• ■ Two air inlet holes (right and left side).‎
• ■ The ability to receive a lock signal to transmit it over a distance (using an optional accessory).
• ■ The ability to connect a stand-alone hot water boiler .
• ■ Built-in weather-dependent control function (when installing an outdoor temperature sensor).
• ■ Three-speed circulation pump.
• ■ Integrated three-way DHW valve (for CITY RSI).
• ■ Permanent continuous power adjustment (modulation burner).
• ■ Built-in system for automatic temperature control of the coolant.
• ■ Built-in harness and security systems.
• ■ Protection against freezing and blocking of the pump and three-way valve.
• ■ Priority hot water supply.
• ■ Ability to work on liquefied gas.
• ■ System of self-diagnosis of malfunctions with the output of information on the LCD display.
• ■ The ability to connect a remote control. "