NDD spirometers for occupational health

All NDD devices comes with a Free demo, Free training, Free liftime software updates, 3 years warranty and calibration free.   

NDD spirometers meets the occupational health standards.

Occupational health spirometry for pre-employment testing, health evaluation, chemical exposure.

The Easyone Air spirometer, Easy on PC and the new cloud based ndd EasyOne sky device all connects with the leading occupational health software applications.

Completely calibration free