Buildings

NOVENCO Building & Industry delivers energy-efficient ventilation solutions for all building categories. Our systems meet modern requirements for low energy use, reduced operating costs, and healthy indoor climates. NOVENCO installations are found worldwide across commercial, industrial, public, and residential sectors.

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Sustainable building certification

The highly efficient ZerAx® fans from NOVENCO support DGNB certification and can positively influence up to 39.1% of the total achievable points. The percentage does not represent points gained solely from NOVENCO products. It reflects the criteria where our solutions can contribute to the score in a specific project.

DGNB provides a structured framework for sustainable construction, enabling clear calculation of how design choices and material decisions affect final certification. 

Sustainable building certifications

The most efficient AHUs for comfortable indoor climates

Healthy indoor air is essential in residential, commercial, and industrial buildings. Ventilation systems are vital to maintaining this quality while keeping energy consumption low.

Air handling units (AHUs) form the core of most systems. Each unit includes fans that move air through the installation.

The EC+ system, combining ZerAx® axial flow fans, IE4/IE5 PM motors, and frequency drives, achieves unmatched total efficiencies of up to 85% delivering state-of-the-art energy savings and reduced CO₂ emissions.

Read more about the EC+ concept here
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New levels of fan performance

NOVENCO ZerAx® axial fans reach efficiencies up to 92%. This performance reduces power consumption and sound levels, improving overall comfort. The long service life of more than 20 years enhances sustainability and minimises maintenance costs. ZerAx® fans remain the most energy-efficient fan on the market.

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Key performance

Above 95 %

Motor & drive efficiency

Up to 92 %

Fan efficiency

Up to 85 %

Total system efficiency

Up to 30 %

Reduction in AHU length & weight

Highest system efficiencies and compact AHU designs

With motor and drive efficiencies above 95% and fan efficiencies up to 92%, the resulting system efficiency reaches up to 85%.
These values exceed typical competing technologies by 20–25 percentage points.

The high efficiency of ZerAx® fans enables AHU designs up to 30% shorter and lighter without sacrificing performance. Installation becomes easier with plug-and-play solutions, and noise levels remain significantly lower than other fan types.
The long service life ensures continued sustainability and reduced maintenance.

Highest system efficiencies and compact AHU designs

Above 95 %

Motor & drive efficiency

Up to 92 %

Fan efficiency

Up to 85 %

Total system efficiency

Up to 30 %

Reduction in AHU length & weight

With motor and drive efficiencies above 95% and fan efficiencies up to 92%, the resulting system efficiency reaches up to 85%.
These values exceed typical competing technologies by 20–25 percentage points.

The high efficiency of ZerAx® fans enables AHU designs up to 30% shorter and lighter without sacrificing performance. Installation becomes easier with plug-and-play solutions, and noise levels remain significantly lower than other fan types.
The long service life ensures continued sustainability and reduced maintenance.

Related topics

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Retrofits
NOVENCO ZerAx® retrofits upgrade existing AHUs with high-efficiency axial fans, delivering major energy savings and improved HVAC performance. The solution offers up to 50% energy reduction, quieter operation, and more compact AHU designs.
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AHU fans
The NOVENCO fans for air handling units (AHUs) deliver high performance in compact footprints. Energy savings reach up to 50%, with ROIs as low as one year when replacing fans in existing AHUs.

Related topics

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Retrofits
NOVENCO ZerAx® retrofits upgrade existing AHUs with high-efficiency axial fans, delivering major energy savings and improved HVAC performance. The solution offers up to 50% energy reduction, quieter operation, and more compact AHU designs.
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AHU fans
The NOVENCO fans for air handling units (AHUs) deliver high performance in compact footprints. Energy savings reach up to 50%, with ROIs as low as one year when replacing fans in existing AHUs.
Schako Group Admeco Novenco Reven Schako Schneider Sirocco Smitsair