Deliver an entry that performs as exceptionally as it looks. Build your knowledge, skills and confidence with the Therma-Tru Certified Door System Installer Training Program.

Get Started

Learn from the professionals at Therma-Tru – the expert in fiberglass door systems – and OSI® – the expert in construction sealants – as they take you through a door system installation every step of the way.

Expert guidance. Professional results.

The Therma-Tru Certified Door System Installer Training Program walks you through the proper techniques to correctly install and seal a Therma-Tru door system. One that helps provide weather resistance, energy efficiency and smooth operation for years to come, helping to reduce callbacks while increasing customer satisfaction.

Included in the program:

  • Step-by-step videos with expert guidance.
  • Job aids and supplemental video content for quick on-site reference.
  • Certified Door System Installer status.
  • Certified Door System Installer certificate and card.

Get Certified

Want more information? Download a Therma-Tru Certified Door System Installer Training Program flyer.

Download Flyer Now

Already Certified?

Add your business to our Certified Installer Locator. Therma-Tru dealers can also add the Certified Installer seal to their business information on our existing Dealer Locator.

Click to Get Started