How an Aerobic Treatment Unit (ATU) Works

The Suspended Growth Aerobic Treatment unit (ATU) consists of an aeration compartment, diffusers, a clarification compartment and an outlet assembly. As the wastewater from the home enters the aeration compartment it is thoroughly mixed with the contents which are...

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Why Your Septic System Eventually Fails

Biomat Formation: Read more from West Virginia University Simply put, biomat formation in the drainfield is the reason your septic tank drainfield eventually fails. Ironically, the very bacteria that provides the septic tank effluent final treatment ultimately causes...

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The True Discovery

Aerobic Treatment Unit (ATU) technology has been used widely in the USA for well over 100 years. First used in Houston and Milwaukee USA to treat municipal, domestic, or household wastewater and later in the mid 1950’s to treat individual home wastewater onsite. The...

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Level Control

The most widely used septic system is the gravity flow system. It consists of two main components, the septic tank and the drainfield.  Wastewater enters the septic tank from the home via gravity flow. Wastewater leaves the septic tank and enters the drainfield via...

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How your typical septic tank drainfield system works

Your septic system consists of a buried tank and drainfield or soil absorption system. The tank is usually concrete or fiberglass plastic and can be a single or double (multi) compartment tank. The drainfield is made up of perforated pipe and gravel or chambers that...

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