When Precision Matters

Fractional Flow Control Valves & Regulators

Why LowFlow Valve?

LowFlow Valve is an industry leader in precision valve products used to control the flow of liquids, gases and steam across a diverse range of industrial applications. Our customers depend on LowFlow products for precise and repeatable performance.

LowFlow Sizing Program

Need Help Sizing A Valve? Use the LVCV!

The LVCV is a valve sizing program that helps you quickly and accurately determine the flow coefficient of a valve so that you can choose the proper LowFlow valve for your application.

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Featured Products

Mark 708 Series

Precision Control, Fractional Flow Control Valve

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8000 Series

Heavy Duty Control Valve

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JR Series

High Pressure / Low Flow Pressure Regulating Valves

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JRPH/JRPL Series

Piston Operated Pressure Regulating Valve

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Featured Resources

Jorlon Facts and Warranty

The majority of LowFlow regulators come with the Jorlon diaphragm and a lifetime diaphragm warranty.

J Series Product Matrix

A quick reference guide comparing the J Series regulators.

LowFlow Repair Videos

Installation and Maintenance Videos

We have designed a series of short videos to educate users about maintaining and installing our products.

Need Help From Your Local Rep?

If you need immediate assistance with a product, you may want to work with your local representative for fast, efficient service.