In 1988 SkoFlo invented the original Pressure Independent Chemical Injection Metering Valve, the only device of its kind that worked with the laws of physics to deliver stable and accurate flow to multiple injection points.  The SkoFlo CIMV was successful because it replaced methods and devices that weren’t able to accurately and reliably regulate chemical flow.  Since then, others that lack the experience and install base of SkoFlo have consistently created variations of those