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for the most demanding applications and markets.

Tri-Seal Valve manufactures soft seat, Fire Safe and Metal Seat high performance butterfly valves utilizing proven casting, machining and assembly techniques obtained over decades of producing high quality industrial valves.

Our premiere 100% American Made high performance butterfly valves utilize all domestic castings and components and are assembled in the USA, meeting all domestic regulated requirements, including Buy American, American Iron and Steel and the American Recovery and Reinvestment Act.

Tri-Seal also manufactures our Quarter-Flex II budget friendly high-performance butterfly valve for those customers and projects that do not require USA made product, without sacrificing design, quality and superior functionality.


Proven track record

Tri-Seal's high-performance butterfly valves provide superior performance across a wide variety of industries and applications

Chemical / Pharmaceutical






Navy Shipyards


Petroleum / Oilfield

Power Generation


Ultra Pure Water

Why choose Tri-Seal Valves

American Made Valves

Our American based manufacturing facilities produce machined components and finished inventory for quick turn around shipments. Using American made raw materials and machined components allows us to offer quicker lead times and competitive pricing on WCB, CF8M and special alloy valves.


State of the Art CNC Machining Equipment is utilized with vertical/horizontal and gun drill machining centers for total quality control of valve components.

Dedicated Service

We stick to our commitments and are honest with our customers. We strive to provide the most cost effective solutions in the industry, without sacrificing quality or service.

Let's talk about your project.

Give us a call us at:  225-755-1717