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Proactively monitoring, managing, and addressing workplace noise helps protect employee health, ensure regulatory compliance, and enhance overall safety and productivity.

TSI Quest and Casella offer a variety of noise dosimeters that are rugged, lightweight and designed for exceptional ease of use.

Each model of the DP-Calc combines a lightweight and durable design with an easy-to-read display.

Measures velocity and temperature with a straight, telescopic probe.

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...

The 9630 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...

NOTE: Now Available in the US, Canada, Australia, New Zealand, Guam and Puerto Rico. Coming soon to more regions. TSI Quest™ Edge 7 Personal Noise Dosimeter is a powerful and intuitive instrument designed for identifying hearing loss threats and informing the design of hearing...

The Apex2 Plus offers enhanced performance, ensuring it can handle even the most demanding personal monitoring applications. With a flow rate up to 5L/min, the Apex2 Plus models offers enhanced features like duration timers, Bluetooth connectivity, enabling real-time data and...

Actions taken to improve air quality in education institutions have positive effects on children's overall learning performance, while helping to improve the well-being of teachers and other staff and minimize absenteeism.  Poor Indoor Air Quality (IAQ) is often caused by...