
Therma-Tru
Therma-Tru fiberglass entry doors that resist warping and rot in coastal humidity, at Charleston Design Center in Mount Pleasant.

Therma-Tru, based in Ohio, is one of the best-known makers of fiberglass entry doors in the United States. Its energy-efficient doors resist warping and rot in coastal humidity and come in wood-grain and smooth finishes. Charleston Design Center is an authorized Therma-Tru dealer, and it is our default recommendation when clients want the look of wood with less upkeep.
Quick Facts
Made by: Therma-Tru, Ohio
Material: fiberglass (also steel)
Products: entry doors, sidelites, transoms, patio doors
Best for: low-maintenance front doors
See it: CDC showroom, Mount Pleasant
Why Lowcountry
Fiberglass doesn't warp, rot or split in humid, salty air.
Wood-grain textures give a classic Charleston look without refinishing.
Impact-rated door systems are available for coastal wind zones.
Fiberglass entry doors (wood-grain and smooth), Steel entry doors, Decorative glass, sidelites and transoms, Patio doors
Frequently Asked Questions
Is fiberglass better than wood for a coastal front door?
For most Lowcountry homes, yes. Fiberglass resists warping and rot, and wood-grain finishes still look like wood.
Can a Therma-Tru door be stained?
Yes. Wood-grain fiberglass doors can be stained or painted.
Where can I see Therma-Tru doors?
At Charleston Design Center, 3130 N Highway 17, Mount Pleasant. Call 843-352-4280.
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