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PRODUCT CATALOG
Our address: Main Buildings at 102 E. Railroad Ave., Knoxville, PA 16928
Main Buildings at 102 E. Railroad Ave., Knoxville, PA 16928
Phones: +15704046968
Multi-Profile Machine for Roofing & Siding

  • ✓ Trailer-Ready Machine
  • ✓ Multi-Profile
  • ✓ On-Site Production
  • ✓ U.S. Support
  • ✓ Fast Delivery

Our products
Popular Machines
Downspout Machines
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Ex Tax: $ 0
$ 0
Electrical round and square downspout elbow machine
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Ex Tax: $ 13 000
$ 13 000
Manual Decoiler Machine D200
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Ex Tax: $ 1 700
$ 1 700
Manual goffering elbow machine
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Ex Tax: $ 6 000
$ 6 000
Best Seller
SS4E-PRO Portable Multi-Profile Roof & Siding Panel Machine
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Ex Tax: $ 40 750
$ 40 750
Best Seller
Standing seam roof panel rollforming machine SS4E-15
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Ex Tax: $ 19 000
$ 19 000
Best Seller
TDFC Flange Forming Machine – 2-in-1 HVAC Square Duct Roll Former
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Wood Grain Embossing Machine for Sheet Metal
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Ex Tax: $ 17 000
$ 17 000

Stangroup – U.S. Manufacturer & Supplier of Roofing, Downspout & HVAC Machinery

Stangroup is a trusted manufacturer and supplier of sheet metal forming machines with over 20 years of industry experience. We specialize in custom machinery for metal roofing, HVAC duct fabrication, downspout manufacturing, roll forming, metal spinning, and sheet metal bending. Factory-direct pricing and worldwide delivery.

At present, the company is represented in the United States, Canada, China, Russia, and Ukraine. The US branch operates under the DBA Liberty Seamless Machinery.

We'll be glad to be a partner in your business development.

Why Customers Trust Us

20+ Years of Experience

Proven expertise in designing and manufacturing sheet metal forming machinery for global industrial markets.

Custom Engineering Solutions

We design machines tailored to your production needs — from roofing to HVAC and roll forming systems.

Ready Stock Availability

Our machines are always available in stock at our USA warehouse, ensuring fast delivery across the United States with minimal downtime and increased ROI.

Warranty & Support

We provide warranty coverage, technical support, and fast spare parts supply within the United States to ensure reliable operation and minimal downtime.

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