Markets We Serve

Water/Wastewater

At MPI, we specialize in serving the needs of water and wastewater treatment plants, bringing an unmatched portfolio of products — and level of expertise — to this vital industry.

Irrigation/Agricultural

We are a longtime leader in the agricultural irrigation market, providing a wide range of valves and water control gates for American farmers — including the well-known Waterman brand.

Civil

Our Waterman water control gates provide reliable water flow management and flood control for critical infrastructure, including dams, riverways, hydroelectric systems and much more.

Industrial

MPI designs and manufactures high-quality industrial valves for a vast array of applications, leveraging McWane's 100 years of manufacturing expertise to deliver reliable solutions.

Our Products

Valves

Our extensive valve offering includes butterfly valves, gate valves, check valves, plug valves, mud valves, air and pressure relief valves, riser valves and hydrants.

A red industrial gate valve with flanged ends and visible bolts, labeled “KENNEDY,” “CLOW,” and “8 175PSI,” designed for controlling fluid flow in pipelines.

Water Control Gates

MPI's Waterman brand of water control gates features slide/sluice gates, radial gates, flap gates, fabricated slide gates, tilting weir gates, canal gates, stop logs and stop gates, and more.

The word “Waterman” in bold blue letters is displayed over a large red circle on a light gray background.

Pipe

We offer a range of ductile iron pipe, and cut-to-length fabricated pipe that can be customized to meet project needs, including a selection of interior linings and exterior coatings for harsh environments.

A close-up of stacked black metal pipes arranged in rows, showing the open ends facing outward, with visible threading inside the pipes.

Fittings

Our fitting line-up, manufactured by Tyler Union, includes MJ C153 and MJ C110 mechanical joint fittings, flanged C110 fittings and C153 push-on fittings, as well as a range of gaskets.

Close-up of a red metal pipe fitting with embossed text including “UNION,” “C153,” “USA,” and “TYLER.” The text and smooth, glossy surface are in focus, highlighting details of the pipe piece.

Trusted Brands

As part of the McWane family of companies, MPI is your single-source supplier for the industry's most trusted brands.

American-Made Products

American Flag

As an American manufacturer — with wholly-owned, US-based foundries and factories — we are able to offer products that meet domestic requirements such as AIS and BABA.

Let's Connect

Ready to discuss how MPI can help meet your needs? Contact us today or find your local MPI representative to learn more