The testo 400 is the universal measuring instrument for all IAQ professionals.
The testo 400 is the universal measuring instrument for all IAQ professionals. Measure, analyse and document all IAQ and comfort level parameters using just one instrument – simply, conveniently and in compliance with the standards. High-quality measuring technology, intuitive measurement assistants, versatile documentation options and a comprehensive selection of IAQ probes make the testo 400 the perfect partner for your day-to-day work.
The APOA-380 is an analyser for measuring ozone in ambient air and other background gases, for air quality control as well as for variety…
The APCA-370 is a device for continuous CO2 monitoring in ambient air. It uses cross modulation type non-dispersive infrared (NDIR) absorption method.
The calibration unit OZGU-370SE is designed for the dynamic and continual manufacture of zero and span gas to perform all ongoing quality control procedures…
Zero Gas Generator ZNV-7 has been developed to check the zero point and dilute the span gas sources in order to carry out the…












