Vitodens 111-F intelligently combines efficient, attractively priced gas condensing technology with the high convenience of hot water, it is easy to operate, durable and digitally controlled. The Vitodens 111-F gas condensing storage combi boiler is designed specifically for the modernization of heating systems and as a replacement for old traditional gas boilers with a cylinder at the bottom. Thanks to the highly efficient variable speed pump, the Vitodens 111-F consumes very little energy and is extremely quiet. The state-of-the-art energy centre meets the highest standards for efficient heat supply. And with a 100-litre enamelled charging cylinder or a 130-litre DHW cylinder with an internal indirect heat exchanger, the Vitodens 111-F offers high DHW convenience in one compact instrument.