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SOR & Airflow Calculator

This calculator will take you from BOD, Ammonia, and flow to airflow and pressure estimates. Simply select your diffuser model and desired diffuser density and some information about your tank and process. This software also provides guidance on design of all sorts of other applicatins, including EQ tanks, aerobic digesters, post-aeration basins and channels, and the validation module built into the system with typical default values and ranges provided to guide you along. This application usually makes a good starting point for a new design.

To use SSI’s online SOR & Airflow Calculator click here

*First and last name must be included on output to receive calculations*


SOR & Airflow Calculator usage instructions – Please watch this short video.