Therma-Tru Fiberglass Doors

Therma-Tru Fiberglass Doors


What every wood door wishes it could be.

Therma-Tru® Classic-Craft® premium entryways are crafted from the finest materials to capture the beauty of wood and the performance of fiberglass.


Want to learn more?

Download Full Brochure

Classic-Craft® Collections

Our premium fiberglass entryways come in three distinct wood grains that rival custom wood. Choose a style and finish that will enhance the beauty of your home.

As this step-by-step comparison proves, 
beauty doesn’t have to be high maintenance.

Therma-Tru Fiberglass Doors

Reapply topcoat every 3-5 years, or when gloss fades.
  • Clean door with a household detergent and water. Rinse and allow to dry completely.
  • Apply topcoat to renew protection over the stained surface of your fiberglass door. Allow to dry completely.

Wood Doors

Refinish every 1-2 years.

  • Strip existing finish using solvent or a chemical stripper. Ensure proper ventilation.
  • Sand door until you reach bare wood.
  • Clean all dust and sanding residue. Allow door to dry completely.
  • Apply stain. Allow to dry at least 24 hours.
  • Apply first coat of polyurethane. Allow to dry completely, then lightly sand surface.
  • Apply second coat of polyurethane. Allow to dry completely.

Lakeshore Windows and Doors is your Therma-Tru Fiberglass door dealer… Contact us today!

Contact Us

A smarter investment.

Classic-Craft is an elegant entry door of exceptional strength, efficiency and long-term performance. It’s rated a Consumers Digest Best Buy for its exceptional warranty, quality of materials and construction, and resemblance to a real wood door. What’s more, it’s a smart investment that pays you back in many ways for years to come.

Energy efficiency – that’s a beautiful thing.

Classic-Craft premium entryways have a high-grade polyurethane foam core that provides up to four times the insulating R-Value of wood.1 That can help you save money on energy costs.

A Therma-Tru entryway can increase a home’s perceived value.

By 4.2% or $18,750 on average.2 Now that’s a smart investment.

See the Study

The brains behind the beauty.

Since 1962, Therma-Tru experts have been delivering industry-leading innovations. Therma-Tru pioneered the fiberglass door in 1983 upon realizing that fiberglass offers superior design and performance characteristics. More than 30 years and tens of millions of fiberglass door slabs later, Therma-Tru has become the leading entry door brand most preferred by building professionals

Lakeshore Windows and Doors is your Therma-Tru Fiberglass door dealer… Contact us today!

Contact Us