Keller Products Inc.

Keller Plastics is a company based in Manchester, New Hampshire, United States, with over 40 years of experience in the manufacturing of custom and recycled plastic profiles, including polycarbonate, PVC, and polystyrene. The company offers a wide range of specialty plastic profiles, such as antimicrobial, bio-based, and flame-retardant options, as well as design engineering and free tooling services.