Jupiter Fiberglass Double Entry Door
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$3,499.99
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Upgrade your entryway with the Jupiter Fiberglass Door, featuring 3/4 view and full view options for enhanced visibility. Get plenty of natural light and security with its decorative glass iron detail to complement your style. Its durable fiberglass construction provides a modern look while ensuring reliability. Available in multiple sizes and comes prehung for easy installation. For another stylish option, check out the Charles Iron Door.
What makes this fiberglass door exceptional:
Fiberglass Build
Polyurethane core wrapped in a textured fiberglass skin — looks like wood, behaves like steel.
Dent Resistant
Rigid impact-grade surface. Door bumps from move-ins, kids, and pets don't leave marks.
Rot-Resistant
Fiberglass doesn't absorb water. Pest-resistant, mildew-resistant, never needs re-sealing.
Energy Efficient
Polyurethane core insulates about 4x better than wood.
Limited Lifetime Warranty
Covered for the life of the home — including the wood-grain texture.
Mold
Fiberglass skins molded — woodgrain or smooth.
Core
Polyurethane foam core poured in.
Bond
Skins bonded to a solid frame.
Glaze
Low-E glass lites set.
Finish + hang
Primed or pre-finished, pre-hung.
Fiberglass Doors FAQ
Does a fiberglass door really look like wood?
Does a fiberglass door really look like wood?
Yes — the skin is embossed from a real mahogany or oak slab, so the grain depth, the rays, and the figure all read as real. Most visitors can't tell unless they touch it.
Will the finish fade in southern sun?
Will the finish fade in southern sun?
No. Modern fiberglass finishes use UV stabilizers that hold color for 15+ years even in direct south-facing exposure. Wood doors don't do this without re-staining every 3–5 years.
Can I refinish or repaint a fiberglass door?
Can I refinish or repaint a fiberglass door?
Yes. Pre-finished doors can be lightly sanded and re-stained or painted with exterior-grade enamel. Primed-to-paint doors take any paint.
Is fiberglass as energy-efficient as wood?
Is fiberglass as energy-efficient as wood?
More efficient. The polyurethane core insulates about 4× better than solid wood — R-value around 5–6, versus about 2 for wood.
How long will a fiberglass door last?
How long will a fiberglass door last?
30+ years. The fiberglass skin doesn't rot, crack, or splinter. The biggest failure mode is hardware wear, not the door itself.
Can I use a fiberglass door without an overhang?
Can I use a fiberglass door without an overhang?
Yes. Unlike wood doors, fiberglass doesn't need a covered entry. Direct rain and sun are fine.
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