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Welcome to Therma-Tru, the most

preferred brand of exterior doors.

Year after year, building professionals

rank Therma-Tru #1 – as the brand

they use most – in entry doors.* It’s a

reputation built on more than 50 years

of experience and technical know-how.

Therma-Tru introduced the world to

fiberglass doors and continues to make

door systems that are held to high

standards for quality and performance.

That’s where the beauty of choosing

Therma-Tru begins.

Why Therma-Tru


Fiberglass Doors

Your Therma-Tru fiberglass door system delivers long-lasting beauty, durability

and energy efficiency.


Offers endless choices in door styles and handcrafted decorative glass designs.

Gives the authentic look and feel of real wood.


Built from a material that won’t dent or rust, nor will it warp, split, crack or rot.

Requires less work than wood or steel to keep your door looking “new” longer.**


Solid polyurethane foam core provides up to four times the insulating R-Value

of wood.***

Most decorative and privacy glass features triple-pane construction for reduced

outside noise and increased energy efficiency.


Provides homes with weather resistance, as well as long-lasting curb appeal.

Engineered to work together as a complete door system for uncompromising

quality, inside and out.

Therma-Tru. You’re in expert hands.





Contributes to an energy-efficient home and is

backed by the industry’s most comprehensive

lifetime limited warranty.