Rotary Lobe Blowers

PetroTech offers a complete line of Roots type positive displacement rotary lobe blowers to deliver reliable pressure and vacuum for just about any air and gas application for OEM and general industrial customers.

Features & Benefits:

  • Industrial-duty rotary blowers in 2 or 3 lobes impellers configuration designed for adaptability to either vertical or horizontal installation requirements.
  • Purpose built packages featuring 10”-36” gear diameters.
  • Enhanced vacuum & pressure with reduced noise and power designed for continuous service in demanding process applications.
  • The water sealed vacuum pump used in many industries for vacuum filtration and drying, pneumatic conveying and materials handling and for creating vacuum for environmental testing and chemical processing.
  • Rotary Lobe Blowers Range

    Flow Capacity (m³/hr)


    Pressure (bar)

    500mbarG – 1.8barG


    These reliable blowers are ideal for applications ranging from Air to Gas and Pressure to Vacuum.

    • For Blowers beyond above range, please contact PetroTech applications team.
    • The data indicated above are preliminary and may change based on the compressor block manufacturer.