TSI have over 60 years’ experience in the manufacture of precision instruments for HVAC validation and Indoor Air Quality test, measurement and monitoring, becoming a market leader in this field.
Our UK based European service centre ensures that your instruments are calibrated and serviced in the shortest possible turnaround time.
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The AirAssure™ IAQ Monitor continuously measures the factors critical to understanding your indoor environment and puts them at your fingertips in real-time.
The new TSI AirAssure™ Indoor Air Quality Monitors continuously measure factors critical to knowing if your indoor air is healthy for occupants, namely the levels of carbon monoxide (CO), carbon dioxi ...