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THREE MODELS TO MEET YOUR NEEDS. The 9600 Series VelociCalc® Multi-Function Ventilation Meters include a built-in workflow for calculating the percentage of outside air used to determine ventilation effectiveness in a building or room.

When navigating HVAC systems, airflow tends to steal the spotlight. But let’s not forget about the unsung hero quietly circulating in the background—water. In hydronic heating and cooling systems, water is the lifeblood that delivers thermal comfort. However, without proper...

Calibration contract

100-240V AC adapter

Adapter for the PortaCount Respirator Fit Tester

For use in semiconductor manufacturing with an AeroTrak® 9110 Portable Particle Counter to enable measurement of particulate contamination in high-pressure compressed gas systems.

SidePak AM510 accessory

0.1 µm filter scanning probe