- Self-explanatory menu guidance with standardized measuring procedures for quick, easy handling
- Sensors can be exchanged by the user
- Easy handling with one-hose connection
- TÜV-tested according to EN 50379, Parts 1-3
Successful emission sets for the home stretch of the heating season
testo 320 basic set H3>

testo 330i heating engineering set H3>

- Measuring location-independent operation and display of readingsvia smartphone or tablet and the testo 330i App
- Paperless documentation and reporting directly on site with the testo 330i App
- Integrated gas and draught zeroing without probe removal
- Fresh air dilution when a CO threshold value of 30,000 ppm is exceeded
- Practical accessories, including sampling probes and temperature probe
How to contact us.
Do you have any questions? We're happy to help you.
Regional Office (Singapore, Malaysia, Indonesia)