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Light, portable, and accurate measurement of particles 0.3 to 10 micrometers. Capable of measuring both particle concentration and particle size distribution as frequently as once per second (1 Hz), the Optical Particle Sizer (OPS) is a valuable tool in numerous applications...

The 9600 VelociCalc is a portable, handheld Multi-Function Ventilation and IAQ test instrument featuring a menu-driven user interface for easy operation. The high-resolution color screen displays multiple measurements simultaneously in real-time with on-screen prompts to guide...

Measures velocity, temperature, relative humidity / calculates flow, wet bulb and dew point temperature with a straight, telescopic probe / data logging.Request A QuoteOther Models AvailableDescriptionRequest a Quote9545-ACIncludes ISO 17025 accreditation for air velocity...

Solid seed particle generator model 9309 is ideal for dispersing solid particles in order to seed flow fields in high pressure or high temperature environments, like combustion in open flames.

Hydronic Manometer HM685 is used to balance hydronic heating and cooling systems, check pump performance and set balancing valves. It can measure and display differential, high side and low side pressures simultaneously, without the need to change hose connections or...

Measures velocity and temperature with a straight, telescopic probe.Request A QuoteOther Models AvailableDescriptionRequest a QuoteTA410-ACIncludes ISO 17025 accreditation for air velocity and temperature.Request a Quote

Particulate Matter (PM) Module for TSI OmniTrak™.This product is only available in the US, Canada, United Kingdom, European Union, Switzerland, Norway and Australia. 

VOC-PID (ppb) Module for TSI OmniTrak™.This product is only available in the US, Canada, United Kingdom, European Union, Switzerland, Norway and Australia. 

The Automated Filter Tester 8150 is designed for 100% quality assurance testing of P100, FFP3, P3 and similar respiratory filters and cartridges directly in the production line. The 8150 is a highly compact automated filter tester with a very small footprint that easily fits...

Aerosol neutralization is an important component of aerosol science and engineering. Neutralizing aerosol particles can reduce electrostatic losses of particles within tubing or to other surfaces. Neutralization is also critical to gathering reliable particle size data when...