Blower aggregates

KUBÍČEK company is currently producing 21 sizes of ROOTs blowers.


  • Aeration of WWTP tanks
  • Washing of sand filters for drinking water treatment plants
  • Pneumatic conveying
  • Transport and compression of non-explosive and nonaggressive gases
  • Aeration of fish breeding tanks and swimming pools
  • Transport of combustion air into the blast furnaces
  • Desulphurization
  • Transport of drying and blowing air in technology

Main advantages

  Total conception of arrangement of the aggregate is designed with emphasis on maximum reliability and functionality, easy checking, maintenance and accessibility of individual components of the unit in the acoustic cover

  • Low operating costs
  • User friendly design
  • Minimum built up area
  • Low noise
  • No need of using additional ventilator for cooling of acoustic cover
  • Long service life
  • Extra fast customer service

Scope of delivery

  • ROOTs blower
  • Unit frame
  • Flexible pads
  • Inlet silencer with filter
  • Combined absorbtional and chamber discharge silencer
  • Safety or integrated safety and start-up valve
  • Backflow valve
  • Flexible connection on outlet
  • Electromotor in efficiency class IE2 or IE3
  • V-belt drive with protective cover
  • Start-up oil filling
  • Anchoring material

Optional equipment

  • Acoustic cover for indoor and outdoor environment, including suction (with indication of filter clogging) and discharge gauge
  • Frame for vertical placing of two units (for size 3D19 – 3D38)
  • Connection for external suction
  • All blowers can be equipped with sensors according to customer requirements (temperature, pressure, speed sensor, etc.)


  • Working pressure
∆P = 0 - 100 kPa
  • Volumetric flow rate
Q = 20 - 20 000 m3/h
  • Motor power
P1 = 0,25 - 500 kW
  • Discharge connection
DN = 50 - 500
Download technical parameters

Photo gallery

Blower room ventilation calculator
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