Patent ID: 6905602

Claim:
In combination with a septic tank having a top, bottom, receiving side, discharge side, front and rear, said top, bottom, sides, front and rear, defining a tank interior, said septic tank interior receives waste from a receiving waste pipe protruding through the tank receiving side, said waste separating into solids and effluent, said waste effluent flowing out through a discharge pipe protruding through the tank discharge side into a secondary treatment means providing nitrification, said treated effluent output from the secondary treatment means being recycled back into the septic tank through a recycle pipe protruding through the tank rear, a denitrification media, comprising: a plurality of synthetic cords, each cord having a specific gravity less than a specific gravity of the effluent, said cords each having two ends, one of which is attached within the septic tank interior to the tank bottom.