
Product
Gas flow
Metlab offers equipment for accurate flow measurements with pitot tubes and manometers that can be adapted to your specific needs.
Gas flow and gas velocity measurements with Pitot tubes
METLAB provides complete solutions for stack gas flow and velocity measurements, combining advanced instrumentation with proven pitot tube technology. Whether for permanent installation or portable use, our systems are designed for accuracy, flexibility, and long-term dependability.
FlowGuard 100 – Precision and reliability in stack gas flow
FlowGuard 100 is a compact system for in-stack gas flow measurement and process monitoring. Designed for both permanent installation and portable use with L or S-type pitot tubes. Optimized for gas velocities in the range 5–35 m/s, the system ensures reliable results for industrial applications.
Key features include:
- Flexible installation – wall-mounted or portable
- Speed range: 5–35 m/s
- High-quality Micatrone manometers for dynamic and static pressure
- Compact and lightweight: 380 × 380 × 210 mm, 18 kg
- Accredited calibration available before delivery


Pitot tubes – Precision-made, tailored to your application
Standard S and L-type pitot tubes are designed according to ISO 16911-1:2013 and ISO 10780:1995. They are available for both manual traverse measurements and fixed installation, with a wide range of customizable options to fit your needs.
Available options:
- Lengths from 300 mm up to 4000 mm
- Materials: stainless steel or Inconel
- Sliding brass connectors or Swagelok valves
- Extendable pitot pipes available in 3 or 4 sections
- Optional thermocouples and test gas lines for homogeneity checks (SS-EN 15259)