What We Do
Here at Hahn-Mason, we represent a broad list of HVAC product manufacturers throughout the Carolinas. We are proud to provide a superior level of support to all of our customers in the design, application, and service of our products. Most of our clients include contractors, consulting engineers, and owners for which we work with to deliver our portfolio of quality engineered products to the end user.
Hahn-Mason Air Systems maintains stocked warehouses in Charleston, SC and Charlotte, NC. A large selection of air distribution products, air terminal units, commercial fans, and other HVAC products can be provided overnight to any Carolinas job site.
Our Manufacturers and Products
Offering a wide-range of commercial, industrial and residential HVAC products to be integrated with a complete mechanical system.
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Industrial axial and centrifugal fans, roof ventilators, & controllable pitch vaneaxial fans

Destratification Fans

Advanced cleaning technology for removal of grease and odors in ventilation ducts

Laboratory, healthcare, and pressure sensitive critical environmental air flow control (Formerly Price Critical Controls).

Steam, gas, and electric humidifiers

Electric space heating products
Humidity Control Systems

Critical Environment Technologies
Gas Detection Systems

Specialty air conditioners for critical electronic system facilities.

Access Doors for round, oval, rectangular duct

Adjustable frequency drives and motor starters


Dust, Mist, and Fume Collection

Roof Curbs, Equipment Rails and Specialty Metal Products
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Climate Designers

Access Doors – Standard & fire rated

Textile based ventilation equipment


Boiler, water heater, engine and kitchen/grease duct ventilation systems

DOAS Units, Gas, Hydronic,& Electric Heaters, Make-Up Air Units, Unit Ventilators, CW/HW Ceiling Cassettes

Air distribution, terminal units, fan coil units, louvers, fire/smoke/control dampers, custom air handlers

Vehicle Exhaust, Dust & Fume Collection, and Specialty Exhaust

Indoor Air Quality (IAQ)

Precision Air Products Company
Laminar Diffusers and OR/Specialty Healthcare Suite Integrated Ceiling Systems

Electric Duct Heaters

Gas fired infrared radiant heaters – Dry tube system

VAV Diffusers – pneumatic, electronic, thermally powered

Duct & Pipe Support, Equipment platforms, Crossover and walkways, penetrating and non-penetrating bases

Specialty Air Distribution-RoundRegisterTM-SpotDiffuserTM-VentLouverTM

Spiral and Specialty Ductwork, Engineered Housings, Panels, and Sound Attenuators

Indoor pool dehumidification & dedicated 100% outside air units

Architectural heaters


Fiberglass, reinforced plastic duct

Indoor and outdoor duct systems

Custom air handling equipment

Chimney & Venting Products. Kitchen Ventilation Products

Vehicle exhaust fume removal and dust collection systems

Vibration Isolation, Flex Connectors, Expansion Joints, IBC Wind & Seismic Systems


