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Continental™ Building Products

GSC/Ryan/ASI & Continental – Hanging Our Future on Partnership

As fellow GMS companies, Gypsum Supply Company (GSC), Ryan Building Materials (Ryan), and ASI Building Products (ASI) are authorized dealers of quality, reliable drywall and wallboard products from Continental™ through our construction yards across the Great Lakes region in Michigan and northwest Ohio.

The Continental Difference: A legacy of doing right.

Founded as Lafarge Gypsum in 1956, Continental Building Products (as the company became known in 2013) has grown steadily to become a North American leader in wallboard and joint compound materials. Today, the Continental brand continues its commitment to excellence as part of the industry-leading CertainTeed® family of products.

Decades of innovation in pursuing and embracing the merits of synthetic gypsum as a primary raw material has revolutionized Continental’s ability to deliver exceptional product consistency and environmental sustainability. With an eye on developing the best drywall products and solutions for customers, Continental will be in the business of doing it right for generations to come.

Trust GSC/Ryan/ASI for All Your Drywall Needs

Gypsum Supply, Inc., Ryan Building Materials, and ASI Building Products carry drywall solutions in a wide variety of product types, including:

  • Regular drywall
  • Lightweight drywall
  • Fire-rated drywall
  • Mold/water-resistant drywall
  • Sheathing
  • Shaft wall
  • Tile backer
  • Specialty drywall items

Buy Drywall from Continental Building Products at GSC/Ryan/ASI

Gypsum Supply, Inc., Ryan Building Materials, and ASI Building Products carry a comprehensive range of exceptional gypsum products and drywall solutions from Continental Building Products, including:

  • Mold Defense® Shaftliner® type X drywall
  • Weather Defense® platinum Shaftliner®
  • Rapid Deco® level 5 with mold defense®
  • Weather Defense® interior drywall
  • Weather Defense® sheathing
  • Continental Plasterbase board
  • Protecta® Hir 300 Type X with Mold Defense®
  • Protecta® AR 100 abuse-resistant drywall with Mold Defense®
  • Bison Board™ drywall products

Continental Building News and Product Updates

Stay up to date with all the latest product releases, improvements and advancements from Continental Building Products.

  • CertainTeed® Launches Unified Ceiling Solution Learn more
  • CertainTeed® Acquires Continental Building Products Learn more