• Change is Good. . .
    and Fast

  • Meeting Customer Needs. . .
    with Flexibility

  • Building Efficiency. . .
    by Design

How does an Oklahoma City Fan Coil Unit manufacturer like IEC become the Market Leader?

It starts with our industry-leading reputation for developing solutions that are specifically aligned with customer needs. Then it is reinforced with the more than six decades we have spent developing the largest depth and breadth of fan coils. Finally, our extensive applications, engineering expertise and flexibility are brought together to meet our customers’ project objectives, schedules, and requirements.

Based in Oklahoma City, IEC Fan Coils are designed, engineered, manufactured and assembled in the USA and supported by a network of the industry’s most experienced fan coil systems sales professionals. We are the industry leader in:

  • Hydronic fan coil systems for hospitality, multi-family, healthcare, and education markets. Offering industry-leading flexibility in sizing and configurations for a broad range of building applications.
  • Unmatched engineering and application support.
  • Energy efficient fan coil and blower coil unit designs, including EC Motor solutions and a wide range of unit thermostat controls.
  • Innovative replacement and retrofit solutions for fan coils in applications where limiting downtime is crucial to a business’ success.

Simply stated, we are willing to go above and beyond what most fan coil suppliers can or are willing to do to meet customers’ needs. At IEC, this is the basis by which we run our business.

Quality Systems

IEC is a certified organization for ISO 9001:2015 Quality Management System and ISO14001:2015 Environmental Management System. With these certifications, our clients can be confident that IEC is dedicated to maintaining the highest efficiency, responsiveness and environmental considerations to achieve goals – customer satisfaction and environmental stewardship.

Environmental Responsibility

ISO14001:2015 focuses on the environmental management system that an organization can use to enhance its environmental performance and achieve more sustainable business practices.

IEC partners with both its customers and suppliers to manufacture, package and ship its products in an environmentally friendly manner. IEC monitors governmental regulations to stay current of any changes that help us be a good steward of our world.

International Environmental Corporation

5000 W. I-40 Service Road

Oklahoma City, OK 73106


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