CLD NOx analyzers for the measurement of nitrogen oxides in the concentration ranges of 1 % down to 1 ppt (part per trillion).

Measures Air Velocity and Volume Flow Patented telescoping hotwire probe design eliminates internal cabling, avoids cable kinking and chafing

GrayWolf DirectSense®, AdvancedSense™ and WolfPack™ monitors interface with GrayWolf 6 channel handheld particle counters and with Thermo Scientific™ pDR particulate concentration meters. Display and log particulates right on the GrayWolf instrument or mobile PC.

Measures and displays %RH, Temperature, Dewpoint Temperature, Wetbulb Temperature, Absolute Humidity, Humidity Ratio and/or Specific Humidity

Choose from SO2, NO2, NO, CO, H2S, HCN, EtO, Cl2, O2, O3, NH3, HCl, H2, SiH4, AsH3, PH3... and more

Ionization Detector (PID) sensors to choose from; optimized for your specific application. Our TG-502 probe also includes sensors for relative humidity, temperature and up to 3 specific gas electrochemical sensors, while the TG-503 probe offers sensors for NDIR carbon dioxide, relative humidity, temperature and up to 2 specific gas electrochemical sensors.

DirectSense IAQ, totally computed, for measuring VOCs, CO2, %RH, toxic gases, dewpoint, temp. particulates. Able to perform data review, graph creation, cut & paste report generation

Differential pressure measurement is a key HVAC parameter in commercial and institutional buildings and in manufacturing plants. It is also a crucial parameter for determining pollutant pathways for IAQ and for worker exposures, among other applications. Zephyr-digital micromanometers, HVAC-Differential Pressure Meter