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.

Know what you need and want a quote quickly? We can help! Fill out this form and we will get back to you shortly.

Featured Products

Mark 708 Series

Precision Control, Fractional Flow Control Valve

View Product

8000 Series

Heavy Duty Control Valve

View Product

JR Series

High Pressure / Low Flow Pressure Regulating Valves

View Product


Piston Operated Pressure Regulating Valve

View Product

Featured Resources

Jorlon Facts and Warranty

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

LowFlow Express Graphic

LowFlow Valve Express Shipments

Our LowFlow Valve Express Program offers you options to get the products you need, when you need them. Many of our products are available for next business day shipment. Look for LowFlow Valve Express in the product descriptions.

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.