Therma Tru

Therma Tru

Your Entrance to Extraordinary

It was a bold innovation for the home-building market when we introduced an entryway door that looked as beautiful as wood but performed with the durability of steel. But revolutionizing the industry is what you can expect from the nation's leading manufacturer and most preferred brand of fiberglass and steel exterior door systems.

Therma-Tru Products - Superior Engineering and Enduring Beauty

Discover the possibilities for your home. Therma-Tru’s superior engineering results in high quality products with enduring beauty. Browse our full line of entry and patio door systems.

Energy Efficiency

Therma-Tru’s fiberglass entry door systems are ENERGY STAR compliant and NFRC3 Certified helping homeowners save money on energy costs and protect the environment through superior energy efficiency. Filled with polyurethane foam4, Therma-Tru fiberglass doors provide as much as four times the insulation of most wood doors.*

Superior Sound Insulation

The polyurethane foam inside Therma-Tru’s doors not only provides superior thermal insulation, it also helps insulate against noise pollution. The ability a material can block sound is commonly measured by STC5 ratings. The higher the number, the better sound insulation.

Therma Tru Doors