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In this 4-minute video, experts demonstrate how to achieve a good respirator fit quickly with quantitative methods, using the PortaCount Fit Tester.

Available in the US and Canada. The PortaCount™ Respirator Fit Tester Model 8040-T Kit provides a consistent and objective quantitative respirator fit testing experience. The 8040-T Kit is bundled for your convenience. In addition to the 8040 Respirator Fit Tester, the Kit...

Articulated, telescopic thermoanemometer probe with ISO/IEC 17025 accredited calibration. Measures air velocity, temperature, and relative humidity using a hot-wire anemometer sensor, with an articulated head for hard-to-reach locations and documented measurement traceability...

VelociCalc Pro 9650 supplied with the Thermoanemometer Articulated Probe 966 hot-wire anemometer and ISO/IEC 17025 accredited calibrations on both meter and probe. For HVAC and IAQ measurement in regulated and critical environments.

Professional calibration for the TSI Model 986 IAQ/VOC probe, delivering verified accuracy and confidence in VOC and indoor air quality measurements.

Professional repair and calibration for the TSI Model 984 VOC probe, restoring performance and delivering verified accuracy and confidence in VOC and temperature measurements.

Accessory for certain Q-Trak and VelociCalc products

Professional calibration for the TSI VelociCalc Air Velocity Meter 9535, delivering verified accuracy and confidence in air velocity and temperature measurements.

Professional calibration for the TSI Alnor Balometer Capture Hood EBT731, delivering verified accuracy, and confidence in airflow measurements.

ISO/IEC 17025 accredited repair and calibration service for the TSI VelociCalc Multi-Function Ventilation Meter 9565-P, restoring instrument performance while delivering verified accuracy, documented traceability, and confidence in air velocity and temperature measurements for...