TSI Alnor provides air velocity meters and airflow instruments for precise measurement in HVAC, industrial, and environmental applications, ensuring accurate air quality and ventilation data.

TSI Alnor Air Velocity Meters & HVAC Instruments

At FLW, Inc., we are not just distributors; we are experts who understand the critical importance of air velocity measurement in maintaining safe, efficient, and compliant HVAC systems and industrial environments. For over two decades, we’ve been the United States’ leading supplier of TSI Instruments, including the renowned Alnor® range. Our commitment to quality and depth of expertise makes us the go-to source for professionals across the spectrum, from HVAC contractors and facility personnel to building engineers and industrial hygienists.

Air Capture Hoods

Measure airflow from diffusers and grilles with TSI-Alnor air capture hoods. Ideal for HVAC testing, balancing, and certification in commercial or industrial environments.

Air Velocity Meters

TSI-Alnor air velocity meters deliver accurate, handheld airflow measurements for HVAC testing, cleanroom compliance, and ventilation assessments.

Air Velocity Transducers

TSI-Alnor air velocity transducers provide precise, continuous monitoring of airflow in ducts or cleanrooms. Perfect for building automation and critical environment control systems.

Pressure Gauges

TSI-Alnor pressure gauges, including digital and analog manometers, provide precise differential and static pressure readings for HVAC testing, system balancing, and cleanroom monitoring.

Indoor Air Quality Meters

Monitor temperature, humidity, CO2, and VOCs with TSI-Alnor indoor air quality meters. Essential for maintaining healthy, efficient, and compliant indoor building environments.

Duct Leakage Testers

TSI-Alnor duct leakage testers accurately measure air leakage in ductwork to ensure HVAC system efficiency, code compliance, and energy-saving performance in commercial buildings.

TSI-Alnor Accessories

Enhance performance and flexibility with TSI-Alnor accessories, including probes, hoods, cables, and carrying cases—engineered for compatibility, accuracy, and reliable field use.

Featured TSI-Alnor Products

TSI-Alnor

TSI Alnor Velocicalc Air Velocity Meter 9515

TSI-Alnor

TSI Alnor Rotating Vane Anemometer RVA801

TSI-Alnor

TSI Alnor EBT Balometer Capture Hood EBT731

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