| 摘要 |
The utility model discloses a multi-stage plastic septic tank with filtering capability which comprises at least two tanks, each tank defined by a tapered cylindrical receptacle having an open top portion and closed bottom portion. The multi-stage septic tank is environmental friendly, affordable, flexible, labor and time-saving and easy to install. It includes a well-designed partition and filter that prevents unfiltered wastewater from exiting the outlet port. The septic tank is multi-stage which means that it can comprise two, three or even more tanks to complete a set of multi-stage septic tank depending on desired capacity. |
