Clack (V4099)-WS1 Proportional Valve Soften Hard Water2727 creating vacuum that draws additives

creating vacuum that draws additives through the suction port

01 calibration solution manufactured to ISO 3696/BS3978 standards for laboratory-grade accuracy in your water testing protocols

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75" (10" standard) Port Size 1/4" NPT male threads Thread Type Buttress threads Sump Material Clear (transparent) Cap Material White Material Certification NSF and FDA grade materials

Reversible design

Clack (V4099)-WS1 Proportional Valve Soften Hard Water2727 creating vacuum that draws additivesClack Commercial Control Clack V4099 WS1 Proportional Mixing Valve External in line blending valve for precise hardness or chlorine adjustment on Clack 1" and 1. 25" control systems 1" & 1. 25" Clack Systems Proportional Blending Softener & Carbon Compatible WHY IT WORKS Controlled blending for real world water chemistry Proportional Control Adjustable mixing valve allows you to dial in the exact ratio of treated to raw water, whether you're