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Exterior doors

“Exterior doors” refers to doors installed on the outside of a building—typically the front, back, side, or patio doors. They are designed to protect the interior from weather, drafts, and security risks, and they usually include features like weatherstripping, proper sealing, and durable materials (e.g., wood, steel,

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  1. Exterior doors (en-US)

    “Exterior doors” refers to doors installed on the outside of a building—typically the front, back, side, or patio doors. They are designed to protect the interior from weather, drafts, and security risks, and they usually include features like weatherstripping, proper sealing, and durable materials (e.g., wood, steel, fiberglass, or aluminum).

  2. Common types

    In everyday use, “exterior doors” can include entry doors (front/back), patio sliding doors, storm doors, and sometimes garage doors (depending on context). If you’re describing a specific door, you may also see terms like “front entry door,” “back door,” “side door,” or “patio door.”

  3. Related terms you may see

    You might also encounter “exterior door system” (door plus frame and hardware), “weatherproofing,” “threshold,” and “hinge/lockset” when discussing installation or replacement.

FAQ

What’s the difference between an exterior door and an interior door?

Exterior doors are built to handle outdoor conditions (weather, temperature changes, and security), while interior doors mainly separate rooms inside a building.

Are patio doors considered exterior doors?

Yes—patio doors are typically classified as exterior doors because they open to the outside.

What should I check when choosing exterior doors?

Look for weather sealing (gaskets/weatherstripping), insulation value, material durability, and security hardware/locking quality.

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