• Application Diagrams

    Our diagrams assist in the selection of the appropriate products for Water and Wastewater applications. Click "Shop by Application" for assistance in product selection.

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  • Need Help Selecting a Product? 

    Our engineers are here to help!

    - Choose the right product for your specific application

    - Available by email, telephone, facetime, or skype

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  • Our Automation Solutions Can:

    - Increase System Performance
    - Simplify Operation
    - Reduce Operation Costs
    - Meet Current Regulations

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  • Take Care of Your Bugs

    ...And the bugs will take care of the rest!

    - Reduce Sludge Production
    - Improve Effluent Standard
    - Uncover the root of a problem behind any wastewater processing issue

    Microbial Benefits Video
  • Don't Let Grease Get Your Floats Down!

    Shop Microbial Products
  • We've Done the Work For You

    App4Water products are selected for Ease of Use, Reliability, and Scalability.

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    Talk or Skype our engineers who understand your applications.


    Choose a water or wastewater application to browse our interactive application diagrams.


    Print out our quick reference pocket guide for water/wastewater formulas and conversions


    Learn about the technologies behind our product recommendations through our extensive Document Library



  • American Water Works Association
  • Chesapeake Water Enviroment Assocaition
  • Environmental Protection Agency
  • National Rural Water Association
  • Water Enviroment Federation
  • Water Quality Association
  • Whel-Tech