Replacement Doors for Homes in San Mateo County
An entry door affects more than security. It also impacts energy efficiency, durability, and a home’s curb appeal. Therma-Tru fiberglass doors are engineered to perform consistently while maintaining a clean architectural look. Designed for homes in Burlingame and throughout San Mateo County, these doors resist warping, rot, and everyday wear from coastal moisture and temperature changes. With a variety of finishes, glass options, and hardware, homeowners can select doors that complement both traditional Bay Area styles and modern architecture while providing long-lasting performance.
Find a Therma-Tru fiberglass door that fits your home.
Why Alexander Window Company Installs Therma-Tru Fiberglass Doors
With decades of experience serving homeowners in Burlingame and throughout San Mateo County, Alexander Window Company is a trusted installer of Therma-Tru fiberglass entry doors. Our reputation is built on careful product selection, precise installation, and consistent results that hold up over time in local conditions.
Homeowners choose Alexander Window Company because we focus on the details that affect long-term performance:
- Deep Product Knowledge – Clear guidance on Therma-Tru fiberglass
door options that suit your home and budget. - Exact Measurements and Fit – Doors measured and installed for proper
alignment, security, and energy performance. - Straightforward Process – Clear recommendations without pressure
or unnecessary upselling. - Local Experience – Based in Burlingame and serving San Mateo,
Burlingame, Redwood City, and Daly City.
Expert installation you can trust
Why Choose Therma-Tru Entry Doors?
Therma-Tru pioneered fiberglass entry door construction and continues to refine materials and manufacturing processes. Their fiberglass doors are engineered to provide reliable insulation, structural stability, and long-term resistance to moisture and temperature changes.
Features such as the Tru-Defense® System help limit air and water infiltration, while AccuGrain® finishes provide the appearance of wood without the maintenance concerns associated with traditional wood doors. These characteristics make Therma-Tru fiberglass doors a practical choice for Northern California homes.
What Makes Therma-Tru Entry Doors the Best Choice?
Therma-Tru entry doors combine innovative technology, exceptional durability, and stylish design to provide the ultimate solution for
your home. Explore the key benefits that make these doors the top choice for homeowners.
Trusted Quality & Innovation
With over 55 years of experience, Therma-Tru is a leader in fiberglass
entry doors, pioneering industry-first innovations and setting the standard
for durability and style.
Customizable Styles & Finishes
Choose from a variety of designs, woodgrain textures, and decorative glass options to create an entryway that perfectly matches your home’s aesthetic.
Low Maintenance & Industry-Leading Warranty
Designed to last with minimal upkeep, Therma-Tru doors retain their beauty for years. Backed by a robust limited lifetime warranty, they offer lasting peace of mind.
Energy Efficiency & Weather Protection
ENERGY STAR® certified for superior insulation; Therma-Tru doors help lower energy costs. The Tru-Defense® system enhances protection against wind, rain, and extreme weather.
Strength, Security & Durability
Designed to last with minimal upkeep, Therma-Tru doors retain their beauty for years. Backed by a robust limited lifetime warranty, they offer lasting peace of mind.
Explore Therma-Tru Styles
Therma-Tru offers a variety of fiberglass entry door designs appropriate for homes throughout San Mateo County.
Styles range from traditional to contemporary, with customizable glass, panel configurations, and finishes.
View the catalog below to explore available options and specifications.
