19.05.2026

Verified Parameters

Technical Data and Quality Certification at SONNIGER


SONNIGER units are designed and verified based on measurable parameters and independent, third-party testing procedures.
All units - including  heaters and air curtains - are tested in accredited laboratories belonging to, the reference organisation for the HVAC industry in Europe.


The scope of testing includes:
-air volume flow measurement in accordance with EN ISO 5801
-air jet reach and velocity testing per ISO 27327-1
-airborne noise measurement per EN ISO 3744


In addition, SONNIGER's processes are certified by TÜV SÜD against:
-ISO 9001 - quality management system (process consistency from design through to production)
-ISO 14001 - environmental management system (monitoring and reducing environmental impact)


This approach ensures that the declared performance data for every unit is verifiable, comparable and based on standardised measurement methods.
Guaranteed reliable. Best-in-class quality.

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