Onsite Septic Systems

Select a document from the list below:

  • Onsite Septic Systems (PDF PDF)

 Product Notes
  • Product Note 3.121A – OR BioDiffuser Bio 2 Chamber Installation Guidelines Oregon State (PDF PDF)
  • Product Note 3.121A BioDiffuser Bio 2 and Bio 3 Chamber Installation Guide (PDF PDF)
  • Product Note 3.121 BioDiffuser Chamber Standard and High Cap Installation Guidelines (PDF PDF)
  • Product Note 3.121A – NY BioDiffuser Bio 2 and Bio 3 Chamber Installation Guidelines New York State (PDF PDF)
  • Product Note 3.111 SB2 Installation Guidelines (PDF PDF)

 Standard Details – Standard Chamber
  • 910A 11in Biodiffuser Trench Installation (CAD CAD) (PDF PDF)
  • 911A 11in Biodiffuser Serial Installation (CAD CAD) (PDF PDF)
  • 912A 11in Biodiffuser Cluster Installation (CAD CAD) (PDF PDF)
  • 913A 11in Biodiffuser At Grade Installation (CAD CAD) (PDF PDF)
  • Mouse over CAD file links on the left to preview file


 Standard Details – High Capacity Chamber
  • 910B 16in Hi Capacity Biodiffuser Trench Installation (CAD CAD) (PDF PDF)
  • 911B 16in Hi Capacity Biodiffuser Serial Installation (CAD CAD) (PDF PDF)
  • 912B 16in Hi Capacity Biodiffuser Cluster Installation (CAD CAD) (PDF PDF)
  • 913B 16in Hi Capacity Biodiffuser At Grade Installation (CAD CAD) (PDF PDF)
  • Mouse over CAD file links on the left to preview file


 Standard Details – Bio 2 Chamber
  • 910C Bio 2 Biodiffuser Trench Installation (CAD CAD) (PDF PDF)
  • 911C Bio 2 Biodiffuser Serial Installation (CAD CAD) (PDF PDF)
  • 912C Bio 2 Biodiffuser Cluster Installation (CAD CAD) (PDF PDF)
  • 913C Bio 2 Biodiffuser At Grade Installation (CAD CAD) (PDF PDF)
  • Mouse over CAD file links on the left to preview file


 Standard Details – Bio 3 Chamber
  • 910D Bio 3 Biodiffuser Trench Installation (CAD CAD) (PDF PDF)
  • 911D Bio 3 Biodiffuser Serial Installation (CAD CAD) (PDF PDF)
  • 912D Bio 3 Biodiffuser Cluster Installation (CAD CAD) (PDF PDF)
  • 913D Bio 3 Biodiffuser At Grade Installation (CAD CAD) (PDF PDF)
  • Mouse over CAD file links on the left to preview file


 Standard Details – SB2 Pipe
  • 925 SB2 Pipe Trench Installation (Plan View) (CAD CAD) (PDF PDF)
  • 927 SB2 Pipe Serial (Plan) (CAD CAD) (PDF PDF)
  • 924 SB2 Pipe Trench Installation (CAD CAD) (PDF PDF)
  • 926 SB2 Pipe Trench Serial Installation (CAD CAD) (PDF PDF)
  • Mouse over CAD file links on the left to preview file


 Standard Details – Other Detail Sheets
  • 928 AdvanEDGE Perimeter Drain Installation (CAD CAD) (PDF PDF)
  • Mouse over CAD file links on the left to preview file


 Technical Notes
  • 4.01 Chemical Resistance of Polyethylene and Elastomers (PDF PDF)
  • 5.01 Recommended Use for Trench Boxes (PDF PDF)
  • 1.01 Dual Wall HDPE Perforation Patterns (PDF PDF)
  • 1.02 Single Wall HDPE Perforation Patterns (PDF PDF)