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Property Types & Construction

Hollow-core Door

Definition and meaning of Hollow-core Door in real estate.

A hollow-core door is an interior door constructed with a lightweight outer frame, cardboard or honeycomb structural filling, and a thin wood or composite veneer face. These doors are designed to be cost-effective and lightweight, making them easy to hang and open.

In more detail

While these doors are highly affordable and common in modern residential construction, they offer poor sound insulation and minimal security. Because the center is mostly empty space, sound travels easily through them, and they can be easily damaged by impacts. They are not suitable for exterior use because they do not resist forced entry or weather elements well.

Homebuyers often upgrade to solid-core doors in areas like bedrooms or home offices to improve privacy and sound reduction.

Key facts

CategoryProperty Types & Construction
Primary useInterior rooms and closets
Core materialCardboard honeycomb or cellular fiber
Primary advantageLow cost and lightweight
Example

A contractor installs hollow-core doors on the bedroom closets to save money while using solid wood doors for the entryways.

Frequently asked questions

Can hollow-core doors be trimmed to fit a door frame?

They can only be trimmed slightly, typically less than an inch, because cutting too much will remove the solid wood frame surrounding the hollow center.

Do hollow-core doors help with soundproofing?

No, they provide very little sound barriers, so noise travels easily between rooms compared to solid wood doors.

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