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Available in US only. Software application with step-by-step guidance on conducting a qualitative fit test (QLFT) consistently and correctly.Sold in Package Pricing. Software Only (Laptop not included).

The Q-Trak XP Indoor Air Quality Monitor Model 7585 unites gas and particle measurements with traditional IAQ parameters—in one lightweight, handheld instrument that is easy to use, configure and calibrate in the field. Designed for IAQ and industrial hygiene professionals...

Hydronic Manometer Model HM675 is used to balance hydronic heating and cooling systems, check pump performance and set balancing valves.

The 9650 VelociCalc is a portable, handheld Multi-Function micromanometer featuring a menu-driven user interface for easy operation. The high-resolution color screen displaying multiple measurements simultaneously in real-time with on-screen prompts to guide you through...

Measures velocity, temperature, humidity, differential pressure, barometric pressure and has inputs for two K alloy thermocouples. Includes a straight, telescopic probe and data logging.Other Models AvailableDescriptionRequest a Quote9565-ACIncludes ISO 17025 accreditation for...

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

The Air Velocity Transducer 8475 (omnidirectional) is ideal for both temporary and permanent installations for air velocity measurements in research and development labs, manufacturing processes, and other applications.

Ideally suited for workplace noise measurements and occupational noise assessments. The 620 series is compliant with international noise legislation, such as EU, OSHA and ACGIH. The CEL-620A sound level meter uses digital technology to give the highest standards of performance...

The CEL-633B Series Sound Level Meter is designed for extensive workplace noise measurements and environmental surveys.  It features octave band analysis.  The CEL-633C is designed to make occupational and environmental noise measurements quickly and easily and is also ISO9612...

From quantitative fit testing equipment to mask integrity testing equipment, TSI helps you comply with regulated standards to ensure your workers' respiratory safety.