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Our Products & Services


Providing a wide variety of different HVAC products & services to fit your needs.

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  • Air Distribution
  • Air Terminal Units
  • CRAC Units
  • Dampers
  • Duct & Sheet Metal
  • Fans
  • Heaters
  • Humidifiers
  • Lab Controls
  • Louvers
  • Make-Up Air Units
  • Noise Control
  • Pool Units
  • Seismic & Vibration
  • Sheetmetal Accessories
  • VRF

Leading Air Side HVAC Representative Serving North and South Carolina

Welcome to Hahn-Mason Air Systems, Inc

Hahn-Mason is a leading HVAC manufacturer representative, serving the commercial, industrial and residential markets throughout North and South Carolina. We take pride in offering customers the best possible service and products. Check out our full portfolio of sustainable and energy efficient products offering a range of HVAC solutions.

Core Purpose: We want to be a part of every engineered HVAC system, using our expertise to deliver the best solution

Core Values:

  • Relentlessly Tenacious
  • Integrity
  • Teamwork
  • Learning

Vision: We are the trusted advisors for anything to do with an engineered HVAC system.

Mission: We strive to serve our customers by providing them with optimal solutions for their engineered HVAC system needs.

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Latest News & Events

Vikor Scientific Upfit

Hahn-Mason Air Systems, Inc teamed up with Cullum Constructors in Charleston, SC!  J. Musselman Construction, Inc. contracted Cullum for the mechanical portion of the Vikor Scientific upfit.…

HMI Update 4-6-20

Thank you for everything that you are doing to keep family, friends, loved ones, and our communities safe.  The COVID-19 pandemic has changed the world significantly over the past few weeks.…

Potential Healthcare Applications

Due to the COVID-19 pandemic, ASHRAE has developed proactive guidance to help address the disease. The Army Corps of Engineers has prepared an emergency response plan for the treatment of COVID-19 patients. At Hahn-Mason, we can help with the design and application of the temporary patient isolation room equipment.

For more information, click here.