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THERMA MAX™, 3 Layer, EPS Insulated

(1 customer review)

Introducing the Northwest Door Therma Max™ R 12, the third model in our Therma Tech™ line of insulated raised steel panel steel doors. It offers high-density polystyrene insulation, flexible joint seal, and natural Thermal Break for excellent energy efficiency. Choose from four wood grain textured panel designs: Contemporary Flush, Traditional Panel, Ranch Panel, Carriage Panel, and Cottage Panel. Doors come in standard colors like Bright White, Almond, Sandstone, and Brown, with the option for Dark and Medium wood grain finishes. Explore our window designs to complete the look of your Therma Max™ R 12 garage door.


The Therma Max™ R 12 offers exceptional insulation with its 2″ thick High Density EPS and *R=12 value, ensuring excellent energy efficiency for colder climates. The tongue and groove section joints with Thermal Break and flexible vinyl joint seal provide added durability. Choose from a variety of panel types, including Contemporary Flush Wood Grain, Traditional Panel, Ranch Panel, Carriage Panel, and Cottage Panel, each available in different sizes to suit your needs.

The door comes in standard colors like Bright White, Brown, Almond, and Sandstone, with the option of Dark and Medium wood grain finishes. Enjoy the longevity and reliability of this garage door with its baked-on polyester enamel finish and U-shape loop type vinyl bottom weather seal with an adjustable aluminum retainer.


Northwest Door website – THERMA MAX™

Additional information




2" thick High Density EPS

Paint Method

No Special Paint Options

Wind Rating

No Information on Wind Rating



Environmental Assurance

No Information on Environmental Assurance


Yes, request a quote for more info.

Design Options

Glass Options

Color Options




Northwest Door warranty information



Metal Door Painting Instructions


1 review for THERMA MAX™, 3 Layer, EPS Insulated

  1. Isaac H

    If you want a standard insulated garage door this is the one for you not only is it cheaper but it has saved me money on my heating bill.

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