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Alnor®Loflo®Balometer Capture Hood 6200e是测量非常低体积流量的理想方法。自信而准确地测量从10到500 cfm（17到850 m3/h）的供应或回流。

The Certifier™ Pro Flow Analyzer combines high flow and low flow measurements with pressures, oxygen concentration, and temperature. This multi-function pneumatic test instrument can measure 28 different test parameters and graph data in real-time.

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

TSI 的 P-Trak™ 超细粒子计数器 (UPC) 8525 型是检测工作场所超细粒子水平及帮助消除室内空气质量 (IAQ) 问题的理想仪器。

VelociCalc® 风速仪9545-A 如同以单个仪表的价格提供了多个仪表。此款仪表使用配有多个传感器的单一探头同时检测和数据记录多个通风参数。