Welcome to Langdon, Inc.

Since 1966, Langdon, Inc. has been a leader in sheet metal fabrication, specializing in ductwork and related products. Operating from our 50,000 square-foot facility in Cincinnati, Ohio, we are equipped to handle a wide range of materials and fabrication techniques.

Our Capabilities

• Ductwork Solutions: We offer a comprehensive selection of rectangular, round, oval, and spiral ductwork made from materials including:

  • Galvanized
  • Galvanneal
  • Stainless Steel
  • Aluminum
  • PCD Coated

• Industrial Applications: Our expertise extends to constructing ductwork for exhaust, dust collection, and air pollution control systems.

• Welding Proficiency: Our certified employees are skilled in all necessary welding procedures, including MIG and TIG, ensuring high-quality construction.

Specialty Fabrication

In addition to standard ductwork, Langdon produces a variety of specialty items:

• Machine-belt guards
• Electric control panels
• Sound attenuators
• Louvers
• Roof curbs

Our engineering and estimating departments work collaboratively on projects of all sizes, offering custom designs based on specific customer requirements. We take pride in our commitment to quality, knowledge, and integrity.

Innovative Products

Langdon is dedicated to continuous innovation, highlighted by our patented ductwork connections and manufacturing processes:

• Sure Seal Spiral: A self-sealing spiral ductwork system designed for easy installation and reduced leakage.
• Sure Clamp Spiral: A clamp-together spiral duct system for flexible assembly and maintenance.
• Sure Clamp Access (patent pending): A removable duct section that addresses the challenges of accessing fire dampers, ensuring compliance and efficient inspections.

Explore Our Offerings

We invite you to visit our website, where you'll find images of our fabricated ductwork, fittings, and specialty items. If you don’t see what you need, please feel free to fax us your drawings or call for assistance.

At Langdon, we are committed to delivering high-quality products and exceptional service. Let us qualify for your next project!