7500 Litre Septic Tank

  • 4 Chamber tank with choice of covers
  • Large Capacity – Suitable for up to 30 people
  • Can be upgraded to BioKast P10 treatment system
  • Tank EN12566-3 tested & certified (tank for BioKast P10 system)

Excavation to be 3m (10’) long x 3m (10’) wide x 1.65 (5’5”) from bottom on inlet pipe to base of hole.

All our septic tanks are delivered and placed in position. There must be clear access for our truck/machine to get within 6’ of the excavation.

Excavations must be dug to the correct dimensions. The base of the excavation should be dry and screened level with a layer of sand or grit. Unstable or soft ground should have 250-300 mm of compacted hardcore.