How To Tell If A Door Is Interior Or Exterior?


Exterior doors are sometimes made with decorative panels on only one side (the side people see), while interior doors are usually the same on both sides. It’s also common to see exterior doors with frosted glass panels.


For interior doors, the logic is similar. Start by standing in front of the door. The room you’re about to enter is considered the interior, while the space you’re currently standing in would be the exterior. For example, if you’re in a hallway facing a bedroom door, you’re outside of the bedroom.

How to Install Interior Doors – Robin’s Step by Step

Danny Lipford explains how to match the look of the home inside and out with windows and doors

Frequently Asked Questions

Can an interior door be used for exterior?

Never use an interior door for an exterior entryway. No matter how well you protect the door with paint, it will warp and come apart in a few years. A hollow-core flush interior door is a common choice for new construction.

How do I identify an interior door?

0:261:19How to Determine Your Door Swing - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo this is my left hand put it on that doorknob. This is going to be a left hand or another easy wayMoreSo this is my left hand put it on that doorknob. This is going to be a left hand or another easy way to tell your door swing if you put your back to the hinge side of the door.

How can you tell if a door is solid core?

You can tell if the door is hollow or solid just by knocking on it. If there is an echo, it's hollow. The weight of the door is another way of telling if it's hollow or solid. If the door wobbles when you knock on it, it's probably not solid.

How can you tell the direction of a door handle?

Another way to determine the door handing is simply to stand inside the room of the door and close the door. Face the door. If the handle is on your right side, it’s a right-handed door.

How to tell if your door is solid core?

Solid-core and hollow-core doors behave differently in terms of sturdiness, maintenance, insulation and sound blocking. Because of this, when it comes time to hang, decorate or make repairs on a door, you might need to know how it is constructed.

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