Ventilation Test Instruments

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    Trade-in  your existing ventilation or IAQ instrumentation (WORKING OR NOT, NO MATTER WHAT THE BRAND) and get a CREDIT towards the purchase of a new instrument.

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    An educational tool for HVAC and IAQ assessment professionals.

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    HVAC Handbook

    A practical guide to performance measurements in mechanical heating, ventilating and air conditioning systems.

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    Fast, Accurate and Reliable Ventilation Testing Results

    TSI's full line of industrial ventilation test instruments are designed to accurately and reliably measure a wide variety of parameters important in monitoring and maintaining indoor environments. Our instruments are optimized for ease-of-use, yet offer an range of advance capabilities including data logging, that are critical in ensuring quality commercial ventilation.

    Industrial Ventilation Made Simple and Reliable

    • Monitor Indoor Environments - TSI ventilation testing instruments are designed to accurately and reliably measure a wide array of parameters critical to investigating indoor environments. Typical measurements include air velocity, flow, temperature, humidity, pressure and CO2.
    • Rugged and Reliable - Since we introduced our first portable meter in 1973, TSI has been a recognized leader in commercial ventilation test instruments, providing precise measurement you can count on.
    • Easy and Worry Free HVAC Testing - TSI meters enhance your effectiveness on the job site. Large displays are easy to read. Operation is fast and simple. Want a measurement? Just push the button.

    Professional Ventilation Testing Solutions that Save Time and Money

    Our high performance air velocity meters, micromanometers, capture hoods and indoor air quality meters are in a class by themselves when it comes to HVAC testing.

    • Highly accurate throughout a wide range, including low flows, resulting in improved performance and reliable information on critical applications
    • Best-in-class data management for logging and downloading user-generated reports, helping to solve problems and ultimately saving time and money
    • Fast turnaround calibration and repair with exceptional customer support 

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