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Old September 30, 2011   #35
Heritage
Tomatovillian™
 
Join Date: Nov 2010
Location: San Diego
Posts: 1,255
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Quote:
Originally Posted by JackE View Post
Steve, what's "injectable concentrate"? I don't understand what you mean here. Pardon me - I'm an old house painter and pretty dumb about some things.

Jack
Jack, we're all dumb until we learn it - I remember the first time I tried to use an airless sprayer

The fertilizer injector is mounted above a container (bucket, trash can, etc) of highly concentrated liquid fertilizer (what I'm calling the injectable concentrate)
There is a small diameter plastic tube that runs from the injector down into the container of concentrate. The injector sucks up concentrate from the container and injects it into the water line (at the pre-set ratio) when the water is flowing. It is the injector's job to compensate for different flow rates so you will always get the same amount of fertilizer per given volume of water.
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