• Thermacore Overview
  • Panel Styles and Colors
  • Standard Windows
  • Additional Info

Thermacore is our premier steel-insulated doors, featuring our patented metal-foam-metal sandwich construction providing the highest R-value levels for exceptional thermal efficiency. Thermacore doors feature a wood-grain embossment to enhance the appearance of your door.

Thermacore Door Profile:

  • Patented metal-foam-metal sandwich construction
  • R-values up to 17.50
  • CFC-free foamed in place polyurethane insulation
  • EPDM between section seals minimize air infiltration and thermal transfer
  • Hot-dipped, galvanized steel sections resist rust and corrosion
  • Bulb-type bottom weather seal shuts out the elements

Wind Load-Rated Door
Our WindStorm™ wind load rated system is available on selected products to meet regulations for a variety of windspeeds, ensuring your door is built to withstand varying wind conditions, including hurricane-force winds, and meet the most stringent local building codes.

Series Insulation R-Value Warranty
190 Polyurethane 12.76 Lifetime Limited
490 Polyurethane 17.50 Lifetime Limited

Choose standard panels or flush panels. Features a continuous layer of foamed-in-place polyurethane insulation sandwiched between two layers of rust-resistant, corrosion resistant steel.


Complement the appearance of your home with standard or custom-appearance window options.

The Thermacore series offers a wide variety of window options and materials to address your needs for privacy, security, and to simply let in some natural daylight.

Our sales personnel can assist you with your questions regarding window selection options for your home.

Consider all of your additional service needs that can be addressed with these glass upgrades:

Tempered glass - enhanced safety
Solar bronze - UV protection
High velocity impact - security option
Clear Lexan® - shatter resistant
Insulated glass - thermal efficiency
Obscure - enhanced privacy


Detailed product brochure for the Thermacore door series.

How-to information and frequently-asked-questions are available from within our
Resource Center.

Follow these links for information on residential openers or opener accessories.

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