Stationary combined storage tank suitable for connection to heat pumps and other low-temperature sources. In the upper part of the heater there is an enamelled water heater with a heat exchanger, and in the lower part there is an equalizing storage tank for the heating circuit.

• Space-saving design.
• Energy efficiency class “B” for model OKC 300 NTR/HR 100.
• Heat exchanger for a heat pump or a low-temperature source.
• Possible installation of heating flange unit.