Therma-Tru Doors


Since 1983, Therma-Tru has been a pioneer in the fiberglass door industry by featuring high quality and high-performance products. Therma-Tru has continually set the standard in door innovation and technology, becoming the nation’s leading manufacturer of fiberglass and steel exterior door systems.

Therma-Tru’s unique brand of entry doors, patio doors, multi-family doors and Tru-Defense systems greatly improve comfort and energy efficiency, as well as overall performance, especially in regards to all types of severe weather conditions, including wind, rain and extreme heat.

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Custom Built Doors for Every Type of Home

High quality products that hinge on performance and open the door to elegance.

Therma-Tru Doors

Entry Door Systems: Beautifully crafted, energy efficient, secure, and easy to maintain, Therma-Tru fiberglass entry doors are a durable alternative to wood or steel.

AccuGrain™ Technology: Therma-Tru’s proprietary AccuGrain™ Technology is a door casting process that uses multiple dies to produce different graining types to cast the appearance of real wood into their fiberglass doors, giving the beauty of a wood door that doesn’t split, crack or rot like real wood.

▪  Noise Reduction Door Systems: Therma-Tru Noise Reduction Systems provide a commercial level of performance, while providing the look of a residential door system at an affordable cost that is aesthetically pleasing to the eye and easy to install.

High Quality Performance

All Therma-Tru products are constructed of the highest quality materials and provide a variety of decorative and affordable options to make your home stand out and increase its value.

A Door for all Seasons

The Tru-Defense® Door System helps guard your home from all the elements. Each door is tested to withstand the damaging effects of wind, rain and excessive heat, while at the same time increasing overall energy efficiency. All Tru-Defense door systems are designed to fulfill local building code needs. By using high quality fiberglass, their doors are more durable and energy-efficient than wood or steel, and are backed by the best full-system warranties in the industry.