Made in the USA

  41 years in business

  Excellence in manufacturing

Model #110: Standard Cartridge 1/4″ – Millions sold and used worldwide

A standard in our family of cartridge check valves, the Model #110 has a long history of reliability, as well as a variety of choices in plastic materials, o-ring compounds, and spring pressures. Fitting into size O.D. 1/4″ (6.35mm), the #110 could be the perfect solution to your low flow, low pressure application. Pictured above […]

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Brrr! Customizable Components Ideal for Frigid Environments

As much of the United States continues to deal with winter weather, we are reminded that there’s cold and really cold. At Smart Products USA, we work with many customers with application requirements that must operate in frigid temperatures. From our years of experience, we are able to recommend plastic and o-ring materials with characteristics able […]

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Model #361 Smooth Stem for Quick-Connect Fittings + More

Looking for a check / pressure relief valve solution to work with quick-connect fittings including 3/8” push-to-connect for air or fluid lines? Our Model #361 features a smooth stem and easily inserts into these options, and it also works in 3/8” tubing using a variety of clamping mechanisms. This versatility makes the #361 ideal for […]

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Check Valves for the Industrial Cleaning Marketplace

Whether your application deals with cleaning floors, pressure washing, or sanitizing, know that Smart Products USA offers pressure relief valves that can control flow and withstand harsh chemicals. We work as partners with our customers to customize our products to meet their system requirements. Keep reading to learn more about some tried-and-true plastic material and […]

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