Doesn't share data with third parties
"Under no circumstances do we disclose your data to third parties."
by Sauermann
Last updated Mar 29, 2026 · 1 revision
Configurable multi-gas IAQ monitor with up to 7 sensor slots including CO, CO2, NO2, and H2S for comprehensive indoor air quality assessments.

The Sauermann Si-AQ Expert is a portable indoor air quality monitor accommodating up to 7 interchangeable gas sensor cells including O2, CO, CO2, NO2, H2S, SO2, NO, CH2O, O3, and NO. It also measures ambient temperature, relative humidity, wet/dew point temperature, and atmospheric/differential pressure. Bluetooth connectivity enables wireless data transfer for comprehensive IAQ assessments in warehouses, offices, and commercial buildings during HVAC commissioning and maintenance.
How this product is delivered and what's included out of the box.
Each statement below was extracted directly from the vendor's privacy policy or terms of service. Click "source" to read it in context.
"Under no circumstances do we disclose your data to third parties."
""Portability" of your personal data (Article 20) You may request a copy of the personal data you have provided to us, and you may ask us to pass on such personal data directly to another controller that you specify."
"You can access,request a copy,rectify and delete your data by contacting Sauermann group using the e-mail address: GDPR@sauermanngroup.com"
Primary policy document: https://sauermanngroup.com/privacy-policy
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