A local installation to a West Auckland client. The TJ6750, our main worm colony disposes of the solid septic waste, the aeration unit scrubbs the treated liquid, with the clarification and venturi sludge return further treating the liquid. Dosage out into the irrigation fields is maintained by a supply and demand system. Septic tanks, septic tank maintenance, and septic tank service all supplied by PFP and Wai Water septic tank services.