what injector options are there for a downstreaming with an 8gpm
1.8, 2.1 or 2.3. Most of us use the 2.1 or 2.3. I have both and really can’t tell any difference, though theorectically the 2.1 should pull slightly more
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and what units are you using
Millimeter
no i meant what brands
General Pump - GP
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