Why not a 3 to 1 downstream injector?

I was just pondering the downstream injector draw rates and it seems like 10 to 1 is about as hot as it gets. This would seem to be a very simple solution, and it would virtually eliminate the need for having a dedicated soft washing pump setup.

FWIW, the guy I buy my equipment from claims my injector is a 5 to 1 draw…

Do a bucket test. if you can finish filling a 5 gallon bucket and empty a 1 gallon jug at the same time then you do. Most washes require 0.70-1% strength SH so most guys run 10-12% so a 10-1 is just fine. 18-1 works just as well for the 8 gpm guys.

Don’t I wish!

I still want to know anyone’s experience with this injector. Apparently for the 8gpm guys its about 12-1
https://www.kleen-ritecorp.com/p-9559-general-pump-100339lg-light-green-hose-barb-stainless-steel-chemical-injector-091-in-orifice.aspx

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I just got that in today, currently have it stepped down for the 3-5 gpm model and get decent strength. I may test the green and see what I’m getting

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I’m getting about .85% from that one on my 8gpm.

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Why isn’t there a 3-1 injector? It would eliminate the nonsense of having a dedicated soft wash setup…

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Laws of physics/fluid dynamics

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You’d have to force-feed it with a 12v pump. I think the general consensus is that it’s wildly inaccurate because of the pressure fluctuations in a 12v. If you need 3-1 then you might as well just batch mix and use the 12v to spray