I Just Invented a New Way to Get Sunlight Into Dark, Windowless Spaces (No Skylight Needed!)

My entryway has always been one of the darkest areas of my home. Even on the brightest, sunniest afternoons, I often would turn on all of my lights just to walk through the space comfortably. To be honest, my toddlers wouldn’t dare enter the area either — even in the middle of the day. So for many years, I tried to come up with a way to bring some much-needed natural light into the space — and all I could land on was a skylight.

While my hallway desperately needed some sun, a skylight was totally unrealistic. They’re expensive, require hefty structural work, and simply aren’t practical for every home. After what felt like an eternity of replacing lightbulbs, I realized there might be another way to borrow light from rooms that already had it.

My hallway connects several rooms, including two bathrooms that are both flooded in natural light. Like most bathrooms, they were closed off by standard solid-core doors that blocked any light from completely entering the hallway. I realized that if the doors were removed entirely, my problems would be solved instantly. That’s when it dawned on me: These bathroom doors were the problem.

Sure, they were plain and ugly, but it wasn’t exactly like I could rip them off the hinges and call it a day — privacy is a must in any bathroom, after all. And that’s when it clicked: French doors! They’re totally stunning and let light flood in, and, with a bit of a frosted window treatment, I could still keep the privacy in play for both bathrooms.

Instead of installing a skylight, I replaced both bathroom doors with half-lit, window-paneled doors. Before the swap, the hallway felt enclosed even during the day. After installing the doors, the difference was noticeable almost immediately. Instead of relying on overhead lighting, I could see sunlight filtering through the newly frosted panes from both bathrooms, creating a softer, brighter atmosphere in my hallway.

Aside from added light, the doors also created architectural character that the hallway had been missing. Before, the space felt plain and tunnel-like — afterward, the paneled doors created visual interest and made the hallway feel much more custom and intentional. The shift in the vibe was so dramatic that it inspired me to dress up this space even more. I closed off the laundry room with some louvered accordion doors and added sconces on either side. Between the rooms, I also created a hub for photos and mementos, complete with gallery-style lighting. 

One of the reasons I love this project is how simple it was compared to other lighting solutions I initially considered. Unlike installing a skylight, opening walls, or adding new windows, replacing interior doors is a relatively straightforward update. In my case, the project took just a few hours and required no major renovation budget. The cost was also dramatically less than adding a skylight, while still solving the same problem: getting more natural light into a dark interior space.

Now the hallway feels brighter, warmer, and more welcoming throughout the day. I rarely find myself reaching for the light switch the way I used to, and the space even feels larger simply because it no longer looks so dark. Through it all, I learned a valuable interior design lesson: Sometimes the easiest way to add light isn’t to create a new source, but simply to find a way to share the light you already have.