Derana Lanka Inventions

Our Latest Invention

We have enhanced the technology of Septic Tanks for higher standards of our customer's sanitation. Those Septic Tanks are differing from Conventional Septic Tanks. This is the First and Only system that has PATENT License.

The main features of our new invention;

  • Long duration period of usage without pumping.
  • Cheap unit cost.
  • Easy to Install.
  • Less maintenance.
  • Less space.
  • No need soakage pit.
  • Suitable for higher water table.