A skylight is a special kind of window that’s installed in the roof or ceiling to bring natural daylight (and sometimes fresh air) into a room from above.

Quick Scoop: What is a skylight?

  • It’s an opening in the roof that’s covered with transparent or translucent material like glass or plastic.
  • Its main job is to admit daylight into interior spaces that might not get enough light from normal wall windows.
  • Skylights can be fixed (they don’t open) or operable (they open to provide ventilation).
  • People use them for brighter rooms, a feeling of more space, nicer aesthetics, and sometimes passive solar warmth in cooler seasons.

Mini types at a glance

  • Roof window / skylight window: An openable window in the roof, often used where wall windows don’t work well.
  • Fixed skylight: Lets in light only, does not open for air.
  • Tubular skylight / TDD: A small dome on the roof connected to a reflective tube that channels light into dark areas like hallways.
  • Retractable skylight: A large unit that can slide open, often used in bigger architectural designs.

Why people care about skylights now

  • Modern home design trends focus on daylighting, energy efficiency, and “biophilic” design—bringing more sky and nature into indoor spaces, and skylights fit perfectly into that movement.
  • Forum and roofing discussions lately often talk about the pros (light, mood, home value) versus the cons (potential leaks if badly installed, heat gain, glare), so they’re a bit of a “think-before-you-cut-the-roof” topic.
  • Interior posts and hashtags show skylights as a stylish way to create cozy, sunlit corners in bedrooms, kitchens, and bathrooms.

TL;DR: A skylight is a window built into the roof that lets natural light (and sometimes air) pour into a room from above, improving brightness, mood, and aesthetics when it’s designed and installed well.

Information gathered from public forums or data available on the internet and portrayed here.