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Business Details
39 Years
experience
Custom HVAC Sheet Metal Fabrication Experts
Since 1987, Sheet Metal Werks has grown from a small family operation into a leading provider of custom HVAC sheet metal systems. Our team of highly trained union professionals combines decades of experience with cutting-edge technology to deliver energy-efficient, high-quality ductwork solutions. We specialize in Thermaduct and KoolDuct fabrication, offering both standard and custom designs for commercial, industrial, and residential projects. With a 80,000-square-foot facility and nationwide shipping capabilities, we handle projects of all sizes while maintaining a commitment to precision and customer satisfaction.

Our investment in advanced manufacturing equipment, including the Pro-Fabriduct Line, ensures reduced air leakage and improved system efficiency. We pride ourselves on treating every client like family, providing personalized service and technical expertise that has earned us a trusted reputation in the Chicagoland area and beyond.
Services
Sheet Metal Fabrication Thermaduct Systems KoolDuct Installation Preconstruction Estimating Rectangular Ductwork Spiral Pipe Fittings Low Pressure Pipe HVAC Accessories Custom Duct Design Nationwide Shipping
Details
  • Year established: 1987
Highlights and features
  • 35+ years of combined industry experience
  • Union-certified professional fabrication team
  • Made-in-USA products with nationwide shipping
  • Investment in cutting-edge manufacturing technology
  • Personalized service treating clients like family
What people say
Service is second to none Prompt and professional service Skilled staff Timely order turnaround Great team collaboration
Services
Thermaduct Systems
Thermaduct is a high-performance outdoor ductwork system offering superior R-values and minimal air leakage. Constructed from pre-insulated Kingspan KoolDuct materials, it eliminates the need for additional fiberglass insulation. Our fabrication process ensures precise measurements and seamless installation for commercial and industrial applications requiring durable, energy-efficient ventilation solutions.
KoolDuct Fabrication
KoolDuct provides advanced HVAC ducting with closed-cell phenolic foam insulation that resists mold and bacteria growth. We fabricate complete systems for commercial, industrial, and residential installations using precision manufacturing techniques. This innovative solution improves indoor air quality while maintaining structural integrity in demanding environments.
Custom Sheet Metal
Our union-certified team creates custom sheet metal components from galvanized steel, stainless steel, and aluminum. Using computer-guided plasma cutters, we produce complex ductwork shapes from 10- to 26-gauge materials. This capability supports specialty projects requiring non-standard dimensions or material specifications.
Rectangular Ductwork
We manufacture precision rectangular duct systems and fittings using state-of-the-art production equipment. Our fabrication process ensures tight tolerances and seamless connections for both standard and custom configurations. This service supports large-scale commercial HVAC installations requiring reliable air distribution solutions.
Spiral Pipe Systems
Our spiral pipe fabrication includes standard and gasketed fittings from 3-24 inches in diameter. Stocked in 10-foot sections with custom cut-to-length options available, this system provides efficient airflow solutions for commercial HVAC applications. We maintain inventory for quick turnaround on standard sizes.
People
Kevin Ryan
Chief Executive Officer
Co-founder with 35+ years in sheet metal fabrication. Leads innovation efforts and strategic direction while maintaining hands-on involvement in operations and client relationships.
Sue Ryan
Chief Financial Officer
Co-founder responsible for financial operations and administrative oversight. Brings extensive business management experience to support the company's growth and operational efficiency.
John Crne
President
Oversees daily operations and production management. Ensures quality control standards are maintained across all fabrication processes and project deliveries.
Tony Del Fava
Vice President of Sales
Manages client relations and business development. Focuses on building long-term partnerships while ensuring customer needs are met with tailored solutions.
Jason Gowell
CAM Manager
Coordinates computer-aided manufacturing operations. Specializes in optimizing production workflows and implementing technological advancements in fabrication processes.
Questions
What HVAC systems do you specialize in?
We specialize in Thermaduct outdoor ductwork, KoolDuct pre-insulated systems, and custom sheet metal fabrication for commercial and industrial applications.
Do you offer nationwide shipping?
Yes, we ship custom-fabricated ductwork nationwide with competitive pricing compared to local shops.
Are your products energy efficient?
Our Thermaduct and KoolDuct systems reduce air leakage by up to 40%, improving energy efficiency and indoor air quality.
What materials do you work with?
We fabricate ductwork from galvanized steel, stainless steel, aluminum, and phenolic materials using precision manufacturing equipment.
Can you handle urgent orders?
Our team accommodates hot items with rapid turnaround, often delivering within two days of receiving urgent requests.
Do you provide preconstruction support?
Yes, we offer budgetary estimates from bid-set blueprints and fabrication from coordinated shop drawings or BIM models.
Reviews (3)
Paul G.
Apr 09, 2021 Report
Beware!! Paid for custom furnace plenums up front. Provided detailed drawings. Everything was made wrong and they wouldn't fix their mistakes. Plenums were also out of square. These guys are sheet metal butchers. Total Schysters.
Don Grischow
Sep 03, 2020 Report
The best sheet metal fabrication shop around. Friendliest and knowledgeable staff , most advanced production line, pro fabrication, the cad team that knows exactly what you want by our primitive drawings, all around a great team!!
Connor McNaulty
Aug 30, 2019 Report
Positive:Quality,Value
Needed a small order last minute, and Sheet Metal Werks got it done! Thanks!