Roofing shingles are one of the most popular materials used in residential and commercial roofing. Known for their durability, affordability, and aesthetic appeal, shingles are widely used across North America and many parts of the world. But have you ever wondered where roofing shingles are made and how they’re produced?

In this article, we’ll explore the manufacturing process, key production locations, and the companies behind the world’s leading roofing shingles.

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What Are Roofing Shingles Made Of?

Roofing shingles come in different types, including:

• Asphalt shingles (most common in North America)

• Wood shingles and shakes

• Metal shingles

• Slate shingles

• Composite or synthetic shingles

The most widely used are asphalt shingles, which are made from a fiberglass or organic base coated with asphalt and covered in mineral granules.

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How Are Roofing Shingles Made?

The production of asphalt shingles typically involves these steps:

1. Base Layer Creation: A fiberglass mat is created as the structural base.

2. Asphalt Coating: The mat is coated with hot asphalt for waterproofing.

3. Granule Application: Ceramic-coated mineral granules are added for color, UV protection, and durability.

4. Cutting and Shaping: The material is cooled and cut into individual shingles.

5. Packaging: Shingles are bundled and shipped to distributors and retailers.

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Where Are Roofing Shingles Manufactured?

🇺🇸 United States

The U.S. is home to many of the world’s leading roofing shingle manufacturers. Most asphalt shingles sold in North America are made domestically in large-scale factories across various states.

Major manufacturers and locations include:

• GAF – Manufacturing plants in Texas, Pennsylvania, Minnesota, and other states.

• CertainTeed – Plants in California, Illinois, and Missouri, among others.

• Owens Corning – Facilities in Georgia, Ohio, and New York.

• IKO – U.S. plants in Alabama and Illinois.

• TAMKO – Factories in Kansas, Missouri, and Texas.

These facilities use advanced technology and strict quality control to produce millions of shingles annually.

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🇨🇦 Canada

Canada also has a strong manufacturing presence. Companies like IKO and BP Canada have production facilities in provinces like Ontario, Alberta, and Quebec.

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🌍 Global Production

Outside North America, roofing shingles are manufactured in several countries to meet local demand and export needs:

• Europe: Manufacturers like IKO, BMI Group, and IKO’s European division produce shingles in countries such as the UK, Belgium, and the Netherlands.

• Asia: Roofing materials are produced in China, South Korea, and Japan—mainly for local markets and some international exports.

• Latin America: Countries like Mexico and Brazil also produce asphalt shingles for regional markets.

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Why Does the Manufacturing Location Matter?

Knowing where roofing shingles are made can impact:

• Product availability: Locally made shingles are more accessible and often cheaper due to reduced shipping costs.

• Warranty and support: Domestic manufacturers typically offer better warranty coverage and customer service.

• Sustainability: Local production reduces carbon footprint associated with transportation.

• Building code compliance: Shingles made in your country are more likely to meet national standards and regulations.

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Final Thoughts

Roofing shingles are made in factories across the U.S., Canada, and various countries around the world. The U.S. leads global production, with top brands like GAF, Owens Corning, and CertainTeed operating multiple facilities nationwide.