Over 25 years of experience
Expert tech support
Wide Product Range
Injection, metering, mixing, separation
and storage - for all types of liquids
Quick Delivery
Worldwide - anywhere liquid
chemicals are used
Request a Quote

How Pumped Venturi Injectors Work

Move your mouse pointer over the colored elements to see a functional description of each item at the top of the drawing.

is a short section of the main water pipeline
is the upstream end of the short water pipeline section

water flows though this venturi, creating vacuum that
sucks liquid chemical into the flowing water. A check
valve in the venturi prevents water from backflowing into
the chemical tank.


Main Pipeline Upstream End Downstream End Isolating Valves Cam Fittings Cam Fittings Cam Fittings Inlet Hose Outlet Hose Strainer Pump Motor Venturi Chemical Inlet Strainer Flowmeter Metering Valve Hydraulic Valve Frame