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Downstream Injection By: Bob Williamson



Downstream injection is a means of applying chemicals with the use of a pressure washer. It is an effective way of applying chemicals, as long as the end solution of the chemical being applied will be effective at dilution rates of 8-1 and higher. Dilution ratio depends on the gpm of your pressure washer. Higher gpm pressure washers will have a higher dilution ratio.

Downstream injection introduces chemical into ...