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Heat Interface Units

Our high-performance Heat Interface Units ensure quality in every detail and to deliver reliable heating and hot water with maximum energy efficiency. Calefa District Heating is a simple way to achieve continuous and effective energy use.

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Looking for a more sustainable and efficient way to heat your home or business?

District heating is a great option. It delivers a reliable, lower-carbon method of heating homes and businesses, with greater sustainability and efficiency than traditional methods such as oil or gas boilers. Heat interface units, alongside underfloor heating and ventilation, are part of Wavin’s extensive indoor climate range.

Heat network with a DHU providing heating and domestic hot water to single family homes and apartment buildings

Sustainable and efficient district heating

The UN estimates that 70% of the world's population will live in cities by 2050, putting pressure on urban spaces and buildings. Investing in effective heating solutions that are better for people and the planet is vital to enhance energy savings and ensure healthy, comfortable indoor climates in these urban centres. District heating delivers both, optimising indoor climates and helping the transition to greener forms of energy.

Why choose Wavin district heating units?

Suitable for villas and larger residential complexes, Wavin Calefa District Heating units have been continuously tested and developed for decades to ensure they always represent the peak of district heat provision. 

Selecting a Wavin unit delivers significant advantages during installation and throughout the unit's lifetime. These include:  

Advanced digital controls safeguarding energy efficiency throughout the system’s serviceI have changed to C5 text lifetime. 

  • Compliance with all market demands for decentral units. 

  • Flexibility as the system can be built for each specific application. 

  • Space efficiency as the compact Calefa units fit easily into small spaces. 

  • Easy access to ensure seamless maintenance.  

  • A reliable, 100% pre-delivery tested system. 

  • Time-savings, thanks to easy installation 

  • Easy commissioning via the ‘Plug & Play’ concept. 

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Calefa II application handbook

Take a look at our Wavin Heat Networks Application Guide for Calefa II, focusing on the benefits and considerations of using heat networks for more climate-friendly heating solutions.

Explore our range of Heat Interface Units

Calefa II
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