What Is a Fast Septic System

The FAST system uses a Fixed Activated Sludge Treatment process to treat and denitrify wastewater. … The treatment process in the FAST unit is as follows: wastewater flows from the dwelling into the primary settling zone of the septic tank. Solid matter settles out in the solids collection zone at the bottom of the tank.

What are the 3 types of septic systems?

• Septic Tank.
• Conventional System.
• Chamber System.
• Drip Distribution System.
• Aerobic Treatment Unit.
• Mound Systems.
• Recirculating Sand Filter System.
• Evapotranspiration System.

What is the alternative to a septic tank?

Mound systems work well as alternatives to septic tanks when the soil around your home or building is too dense or too shallow or when the water table is too high. Although they are more expensive and require more maintenance than conventional systems, mound systems are a common alternative.