Great Northern Metals Co.
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Helpful Guides and How-Tos on all things roofing
Single vs Double Seam Mechanical Lock Standing Seam: Which is Best?
Whether you’re an architect outlining specs or a contractor getting ready to install metal panels, you need to understand the difference between single seam vs double seam mechanical lock standing seams. With this roofing system, single vs double seam is more than a...
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6 Things to Consider with Metal Roof Finishes
When it comes to metal roofing, the details are key to getting the most value out of your roof. We know the importance of choosing the right panel type for the project, but...
Get Updates on Weekly Lead Times
Great Northern’s lead times and updates around the shop. We want to keep everyone informed about the metal roofing industry and we hope to help inform and educate about steel roofing, trim, lead times, and the new machines we have in our shop.