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At Therma-Tru Doors, we use state-of-the-art technology, research and engineering to manufacture the most preferred doors on the market.

We offer both high-tech design in our finishes, and handcrafted glass in our doorlite options for our doors. Therma-Tru's proprietary security and energy efficiency features are built into our entryway and patio doors, and are all backed by full system warranties.

Manufacturing Locations

  • Butler, Indiana
  • Matamoros, Mexico

Other Locations

  • Maumee, Ohio – Corporate Headquarters
  • Edgerton, Ohio – Research & Development Center
Energy Star Partner
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