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The Vacuum Pump 3033 produces flows up to 60 L/min.

Variable Volume (VV) Venturi Valves are pressure independent flow regulators, designed to maintain a constant flow rate as duct static fluctuates.

Accessory for certain PortaCount Respirator Fit Tester products

Optional tube end adapter for the 5300 Series Flow Meter.

USB to serial data communications cable and null modem converter for the 5000 Series Flow Meter.

Optional tube end adapter for the 5200 Series Flow Meters.

100-foot long remote sensor cable for QUESTemp 3X and 4x Series, QT-32, QT-34, QT-36, QT-44, QT-46, QT-48N

Purge filter assembly for use with AeroTrak®+ 1 CFM Remote Particle Counters.

Carbon Monoxide (CO) Smart Sensor Smart Sensor accessory for EVM-7 Environmental Monitor.

Compact all-in-one weather sensor for measurement of temperature, relative humidity, air pressure, wind speed and wind direction. The Lufft WS500 contains professional intelligent measurement transducers with digital interface suited for almost any environmental application...