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Modified Septic Tank

Modified Septic Tank

The Modified Septic Tank (MST) is a simple biological sewage treatment plant that consists of a dual Anaerobic/Aerobic biological reactor that is gravity driven, and powered by a small air pump only.



  • Robust and compact design

  • Odorless and colorless treated water

  • Free of charge irrigation water

  • Low Investment Cost

  • Minimum power consumption

  • Low sludge production

  • Suitable for seasonal operation

  • Reinforced concrete tanks


  • Residential & recreational Areas

  • Buildings

  • Villas and Cottages

  • Camping sites

Technical Information:

Plant Dimensions: 4.3m (L) x 3.7m (W) x 2.5m (H)

Capacity: up to 15 person equivalent

Energy Consumption: 35 kWh/person/anum 

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