Windows Doors Entry Doors
Therma-Tru Therma-Tru Fiber-Classic Collection
Wood-grain fiberglass entry doors in Mahogany and Oak grain collections. Accepts stain like real wood. Polyurethane foam core. High-definition panel embossments. 17 decorative + 4 privacy glass families. Lifetime Limited warranty.
Surface
Wood-grain embossed fiberglass (stainable)
Core
Polyurethane foam
Door Thickness
1-3/4"
U Factor
0.17–0.20
Shgc
0.19–0.25
Glass Options
17 decorative + 4 privacy glass families; Low-E and impact-rated options
Model Comparison
6 models
Mahogany | Specification | Mahogany | Oak | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Model | — | — | — | — | — | — | — | — | — | — | — | — |
Shared Specifications
All models| surface | Wood-grain embossed fiberglass (stainable) |
| core | Polyurethane foam |
| door_thickness | 1-3/4" |
| u_factor | 0.17–0.20 |
| shgc | 0.19–0.25 |
| glass_options | 17 decorative + 4 privacy glass families; Low-E and impact-rated options |
| nfrc_certified | Yes |
| ENERGY STAR® | Eligible |
| warranty | Lifetime Limited |
| channels | Dealer, Lowe's, Home Depot |