Company Category: Adjustment Risers and Extensions

SIP Industries

Manufacturers since 1960 of quality iron and ductile iron municipal castings selling exclusively through distribution.

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Neenah Foundry

With over 150 years of innovation and craftsmanship, Neenah Foundry proudly manufactures high-quality cast iron infrastructure products in the USA. The company’s product offerings include manhole frames & covers, inlet frames & grates, trench frames & grates, and other specialty castings serving construction, wastewater, aviation, and utility industries nationwide. | With over 150 years of experience, Neenah Foundry proudly manufactures cast-iron infrastructure products in the USA, delivering durable and sustainable casting solutions for precasters nationwide. | With over 150 years of innovation, craftsmanship, and commitment to quality, Neenah Foundry Company proudly manufactures its products in the USA and serves customers across the country. The company offers a wide range of products, including manhole frames & covers, inlet frames & grates, trench frames & grates, and other specialty castings designed to support industries such as construction, wastewater, aviation, and utilities.

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Infiltrator Water Technologies

Septic Tank Risers, Delta Advanced Wastewater treatment products | Infiltrator manufactures a variety of revolutionary products and innovative, environmentally friendly alternatives to traditional stone and pipe leachfield and concrete septic wastewater system components. We sell our products through wholesale distribution across the United States and Canada for use on properties with onsite wastewater treatment systems.

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Hamilton Kent LLC

Pre-lubricated Tylox SuperSeal Gaskets; Gaskets for Manhole, Pipe and Box Culvert Joints; Boot Connectors; Mechanically-installed and Cast-in Flexible Pipe-to-Manhole Connectors; Straub Coupling and Joint Testing Device; Production Form Seals; Three-edge Bearing Strip; Tooling Measuring Device; Butyl Sealant; Pipe Lubricant; Gasket Adhesive

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EJ

EJ is the leader in the design, manufacture and distribution of access solutions for water, sewer, drainage, telecommunications and utility networks worldwide. EJ offers a comprehensive portfolio of products and services, including municipal and construction castings, fabricated products, composites and other infrastructure access solutions. Made in the USA since 1883. Learn more at ejco.com, by calling 800 626 4653, or visiting the EJ booth at UL236. | EJ is the leader in the design, manufacture and distribution of access solutions for water, sewer, drainage, telecommunications and utility networks worldwide. Products include municipal and construction castings, latched/pressure relief options, fabricated products, and other infrastructure access solutions. Made in USA. Learn more at ejco.com or call 800 626 4653. | EJ is the leader in the design, manufacture and distribution of access solutions for water, sewer, drainage, telecommunications and utility networks worldwide. | EJ offers the broadest range of infrastructure access solutions for water, sewer and drainage applications. Products include municipal and construction castings, composite covers and frames, aluminum hatches, drainage grates, trench grates, fire hydrants, gate valves, and valve boxes. Made in USA.

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D & L Supply Company Inc.

Manufacturer of fabricated metal products, and supplier of construction cast iron and ductile iron products.

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