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Keller Products Inc.

Keller Products is a leading plastic extrusion manufacturer based in Manchester, NH. For over 40 years, we’ve been manufacturing plastic extrusions, plastic extruded products, coextrusions, hollow profiles, recycled profiles, custom profiles and more..

Plastic Extrusions

Plastics are our business. We manufacture plastic profiles in ABS, PVC, nylon, polycarbonate and more. No design is too simple or too complex for us to design or manufacture. We even offer custom materials and designs to meet your needs.

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An extrusion house is only as good as its capabilities. From standard plastic extrusion designs to coextrusions, hollow profiles and more, we do it all. We also offer 3D printing and free design engineering assistance to our customers.