Approved Innovative Systems

American Manufacturing
- IWWS-1993-1-R8A (PDF)
- IWWS-1993-01-R7B (PDF)
- O&M Spreadsheet (XLS)
Anua (formerly Bord na Mona)
- IWWS-1998-01-R4 (PDF)
- Letter to Owners/Operators (PDF)
- Performance and Monitoring Requirements Modifications (PDF)
- CHS Committee Recommendations May 2005 (PDF)
- Connecting Sample Chambers (PDF)
Aquapoint Inc.
- IWWS-2002-01-R2 (PDF)
- Field Sheet (PDF)
- General Flow Schematic (PDF)
BioMicrobics Inc.
- IWWS-2020-01-R1 (PDF)
Brunswick County Health Department
- IWWS-1995-01-R1 (PDF)
E-Z Treat
- IWWS-2014-01-R3 (PDF)
- IWWS-2015-03-R3 (PDF)
- IWWS-2007-01-R2 (PDF)
Flow Equalization
- IWWS-2004-01 (PDF)
- Orenco Control Panel (PDF)
- SJE-Rhombus Control Panel (PDF)
- CSI Control Panel (PDF)
- CSI Duplex Control Panel (PDF)
- American Control Panel (PDF)
- Septronics Control Panel (PDF)
- American Duplex Control Panel (PDF)
- Infiltrator Control Panel (PDF)
Four-Inch Corrugated Substitutes
- IWWS-2003-01 (PDF)
- Approved Substitutes (PDF)
Gag Sim/Tech Filter
- IWWS-1999-02 (PDF)
Geoflow, Inc.
- IWWS-2000-02R (PDF)
ICC Technologies LLC
- IWWS-2012-01 (PDF)
- FlowTech Installation Manual (PDF)
Infiltrator Systems Inc.
- IWWS-1993-02-R18 (PDF)
- IWWS-2010-1-R8 (PDF)
- IWWS-2009-01 (PDF)
- Infiltrator NC Design Manual (PDF)
- NC Low Profile Chamber Installation Guidelines (PDF)
- ARC 36 Installation Manual (PDF)
- Quick 4 Cutsheet (PDF)
- Quick 4 Brochure (PDF)
- Dissipater for Pressure Dosed Systems (PDF)
- Quick4 Splash Plate (PDF)
Norweco Inc.
- IWWS-1999-03 (PDF)
- IWWS-2000-01 (PDF)
Off-Site Systems
- IWWS 2016-01 (PDF)
Orenco Systems Inc.
- IWWS-2015-01-R1 (PDF)
- IWWS-2004-03-R4 (PDF)
- IWWS-1997-07, attachment 1 (PDF)
- Bleedback Options (PDF)
Plastic Tubing of Georgia Inc.
- IWWS-2002-02-R3 (PDF)
Premier Tech Environment Inc.
- IWWS-2000-03-R4 (PDF)
- CHS Committee Recommendations May 2005 (PDF)
- Letter to Owners/Operators (PDF)
- Contacts NC WW Industry (XLS)
- Modifications to Performance and Monitoring Requirements (PDF)
Presby Environmental Inc.
- IWWS 2015-02 (PDF)
- Presby Design and Installation Manual (PDF)
Soil Science Dept., NCSU
- IWWS-1997-01 (PDF)
Tire Chips
- IWWS-2002-03-R3 (PDF)
- Central Carolina Holdings LLC (PDF)
- US Tire Recycling (PDF)

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