CNG Fuel station

CNG Fuel station

Wapo Service is capable of providing equipment needed for a Compressed Natural Gas station (CNG). The most efficient solution for compression stations is fitted with a compact prefabricated modular structure that is versatile and easy to install, This is optimised to house technical gas compressors. The enclosure can also house all the parts needed for the system to operate.

The enclosure is CE certified and has Grade 1 fire safety certification, the equivalent of enclosures made in reinforced concrete. The unit is available in the COMPACT version with one compression unit and the possibility of a storage unit, and in the TWIN version with two compression units and the possibility of two storage units. Custom sizes and configurations are available, on request.

Main Features

  • Electrical and electronic connections housed in specific ducts.
  • Forced ventilation system controlled by gas sensor.
  • Self-supporting structure with eye-bolts for ease of handling.
  • Special coating on the outer walls for the guarantee of longer life.
  • Damping unit integrated in the compressor housing.
  • Maximum noise level: 75 dB(A), measured at a distance of 1 metre from the system.
  • Optional silencers to reduce noise to 55 dB(A) in the water-cooled version.
  • Rear door located opposite the pump unit for maximum ease during maintenance.
  • Ventilation outlets fitted with inaccessible safety grilles.
  • Available in several versions like the TWIN: 2 compressors in the same enclosure.
  • CE certification.
  • Control housing located in a secure area with the possibility of climate control, containing:
  • Electric control panel.
  • Control panel.
  • Compressed air system with filter and dryer.
  • Ventilation system.

The filling stations can be:


Used when you have a few busses to be filled at the same time and you are not sure when the busses are arriving for the refilling.

  • Compressor high flow rate
  • storage big volume
  • fast fill automated dispenser


Used when you have a lot of busses to be filled at the same time and you are perfectly sure when the busses are arriving for the refilling.

  • Compressor medium-low flow rate
  • storage small volume (only pulsation dampening)
  • filling post managed by compressor PLC

Gas network availability: