Wood stove NEXO 160 in black with steel door and side window in the centre of the living room between the dining area and living room

Warmer for longer: why a heat-storage module© makes sense

A stove with a heat-storage module© provides pleasant radiant heat for several hours and helps to save energy.

What does a heat-storage module© do?

A heat-storage module© increases the heat storage capacity of a wood stove. Whilst the fire is burning, the storage elements absorb heat and later, once the fire has gone out, release it again as pleasant radiant heat.

This is particularly useful if you want to make use of the heat not just whilst the fire is visible. Even after the fire has gone out, the wood stove remains warm for longer and helps to maintain a consistent indoor climate.

What material is a heat-storage module© made of?

Depending on the model of wood stove, a heat-storage module© is made of soapstone or storage fireclay. Both materials are suitable for heat storage because they can absorb and store heat, and release it again gradually over time.

The versions available for each model depend on the design of the wood stove. Your Attika authorised dealer can show you which heat storage solution is available for your model.

What are the benefits of a heat-storage module©?

A heat-storage module© can extend the heat output of a wood stove and make better use of the energy generated.

The main advantages:

  • longer heat output after the fire has gone out
  • more even radiant heat
  • better utilization of the energy generated
  • greater thermal comfort with low heating requirements
  • invisible integration inside the wood stove
  • a useful add-on option

The controlled heat release from a wood stove with a storage function is particularly useful in low-energy and Minergie homes with low heating requirements.

 

Does a heat-storage module© save on firewood?

A heat-storage module© can help to make more efficient use of the available heat. As the stored heat continues to be released after the fire has gone out, heating requirements can be met over a longer period.

The extent to which wood consumption is reduced depends on the building, its use, the amount of wood, the stove model and the flue system. Correct operating procedures using dry firewood and an appropriate air supply remain crucial.

Heat-storage module© or heat storage stove: what’s the difference?

A heat-storage module© is an additional storage option located inside the wood stove. It is not visible from the outside and increases the thermal mass of the respective model.

A heat storage stove, on the other hand, uses its cladding as a visible heat-storage mass. With Attika stoves, natural stone cladding made of soapstone or Porto stone serves this function. It stores heat and releases it into the room over time. Read the following tip on natural stone cladding for more information.

 

Even greater heat storage capacity is achieved when a wood stove is fitted with both a heat-storage module© and a natural stone cladding.
Various Attika fireplaces can also be fitted with heat storage elements. These absorb heat whilst the fire is burning and, once the fire has gone out, release it into the room over a prolonged period as pleasant radiant heat. This means that fireplace systems also benefit from a more even and longer-lasting heat output.

Which Attika models are compatible with a heat-storage module©?

Many Attika wood stoves can be fitted with a heat-storage module© as an option. This allows additional heat to be stored and released into the room as pleasant radiant heat over a prolonged period after the fire has gone out.

Models available with a heat-storage module©, depending on the version, include:

Advice from an Attika dealer

Whether a heat-storage module© is a good idea depends on the wood stove, the room in which it is installed and the desired heating performance. Your Attika dealer will show you the available options and explain which heat storage solution is best suited to your home.

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