Design &

Air Techniques has decades of experience in designing Steel Stack Systems to meet current industry standards.  We also utilize the latest in 3D modeling software to meet your project needs.


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With fabrication shops spread throughout the country, ATI provides quality and efficient fabrication. Modern equipment, experienced staff members & a high standard of quality control add to our success.


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Installation & Support

Air Techniques experienced field crews offer complete turnkey services.  We hold contractor licenses in several states.  Our turnkey projects allow us to control quality from concept to startup


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Our Steel Stacks division of Air Techniques specializes in custom design, fabrication and installation of steel stacks for air pollution control, process exhaust systems and accessories for emission control systems. Our products include self-suported, free-standing and tower supported steel stack systems available in dual wall or multiple flue configurations.


Since 1979 we have provided superior quality products designed by our experienced engineers and by applying cutting edge technology and design techniques.  Fabrication is performed in our advanced technology shops using state-of-the-art equipment.  We offer a broad range of materials including carbon steel, COR-TEN, stainless steel and fiberglass.  High quality industrial grade coating systems are available for both interior and exterior surfaces in addition to a wide range of refractory liners.


We stand for excellence in stack design & fabrication and are committed to providing competitive and quality products & services.


For more on our history please click here.

Recent Projects

  • Kimberly Clark Corporation - (2) 75'-0" CS Stacks 
  • Georgia Pacific - (1) 97'-0" 304L SS Stack
  • Johns Manville - (1) 198'-0" 316L SS Stack
  • General Motors - (2) 80'-0" 316L SS Stack
  • Volvo - (2) 100'-0" Carbon Steel Stacks
  • Evergreen - (1) 165'-0" 316L SSS Stack
  • Ameresco - (2) Carbon Steel Stacks
  • Koch - (1) 223'-0" 316L SS Stack
  • Showa Denko Carbon - (5) Carbon Steel Stacks 
  • Owens Corning - (2) 60'-0" Carbon Steel Stacks


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American Society of

Mechanical Engineers


ASME Steel

Stacks Code



For any inquiries and requests for quotes, please call: 770-518-7200 x332 or fill out the following form

Call for a quote: 770-518-7200 x332
or Download & Submit an RFQ Form
Corporate Office

2999 Johnson Ferry Road

Marietta, GA 30062

Tel: 770-518-7200

Fax: 770-518-0681


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Additional Products & Services

Please visit our main website for all of your Air Pollution Control Equipment needs:


For Stack Emissions Testing please visit:


For Continuous Emissions Monitoring please visit:


Air Techniques, Inc. - 2999 Johnson Ferry Rd., Marietta, GA 30062, 770-518-7200

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