AFS STEP Tank Assemblies provide complete simplex or duplex Septic Tank Effluent Pumping (STEP) packages suitable for nearly any pressure effluent sewer system. To include a variety of tank size, pump, vault, piping, riser and lid options for complete customization versatility. Arriving complete and watertight certified. AFS STEP Tank Assemblies install quick and easy in a fraction of the time needed using individual parts. Made using AFS Tanks that are watertight, light weight, and made of long lasting chemical resistant fiberglass reinforced polyester (FRP).


  • Fiberglass Reinforced Polyester (FRP) tank - 1000 or 1500 gallon capacity
  • Orenco Systems Inc. high head effluent pump(s)
  • AFS Discharge Assembly
  • control and alarm function mechanical signal floats
  • Orenco Systems Inc. internal or external splice box(s)
  • AFS Ribbed Risers bonded directly to tank access opening(s), eliminating the need for any additional adapters
  • Orenco Systems Inc. Durafiber lids with optional insulation
  • inlet sanitary tee


PDF - AFS STEP Tank Assembly Flyer

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AFS Tank Assy 100 Gallon Duplex HH

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