The NunnaUuni-Aqua+ water circulating fireplace will improve the energy efficiency of your home, heating both the home and domestic water

With the NunnaUuni-Aqua+ solution, your fireplace will provide you with double the benefit in one heating process – and you will save up even more on your electricity bill.

Almost all of us would like to enjoy the enchanting atmosphere and warmth of live fire. A heat-storing NunnaUuni fireplace will provide you with both enjoyable warmth and hot water for your domestic needs.

NunnaUuni-Aqua+ can be used as part of your home’s hydronic heating system or just for heating domestic water.

Only some of the heat produced by the fireplace is used for hot water, while the rest radiates slowly and evenly into your home.

Download the NunnaUuni-Aqua+ system description here [pdf, 699 KB]


The heat exchanger is at the core of the fireplace
+ Does not affect the external dimensions of the fireplace.
+ Can be installed in fireplaces that are already in use.
+ The water temperature range is high; also suitable for heating domestic water.
+ The water capacity of the heat exchanger is small, which means that you can safely use the fireplace during power outages.

The heat exchanger is made of a continuous steel pipe
+ No joints inside the fireplace.
+ Easy to install; an HVAC technician is not required.

Water heating values of the fireplace
• Temperature range of incoming water: 20–70 °C
• Temperature range of outgoing water: 40–80 °C
• Thermal energy transferred to water: 5–10 kWh*
*Depends on the temperature of the incoming water

Ask your nearest NunnaUuni dealer for more information!

NunnaUuni Oy reserves the right to make changes.