Biomat has often been referred to as a “progressive failure” of the drainfield, but it is quite the opposite. Biomat is part of the drainfield’s maturing process and plays a crucial role in its ability to evenly distribute and properly treat effluent.
One of the most critical parts of an onsite wastewater treatment system is the development of a healthy biomat, yet biomat is not something that can be purchased from a distributor. So, what exactly is the biomat and how does it form in a drainfield?
