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  2. Skylight - Wikipedia

    en.wikipedia.org/wiki/Skylight

    A fixed skylight consists of a structural perimeter frame supporting glazing infill (the light-transmitting portion, which is made primarily of glass or plastic). A fixed skylight is non-operable, meaning there is no ventilation. Operable skylight. An operable (venting) unit skylight uses a hinged sash attached to and supported by the frame.

  3. Daylighting (architecture) - Wikipedia

    en.wikipedia.org/wiki/Daylighting_(architecture)

    Skylights are widely used in daylighting design in residential and commercial buildings, mainly because they are the most effective source of daylight on a unit area basis. An alternative to a skylight is a roof lantern. A roof lantern is a daylighting cupola that sits above a roof, as opposed to a skylight which is fitted into a roof's ...

  4. Retractable roof - Wikipedia

    en.wikipedia.org/wiki/Retractable_roof

    A retractable roof is a roof system designed to roll back the roof of a structure so that the interior of the facility is open to the outdoors. [1] Retractable roofs are sometimes referred to as operable roofs or retractable skylights. The term operable skylight, while quite similar, refers to a skylight that opens on a hinge, rather than on a ...

  5. Monitor (architecture) - Wikipedia

    en.wikipedia.org/wiki/Monitor_(architecture)

    An example of a monitor roof. These roofs may extend the length of the building. Monitor on the Whitehouse-Crawford Planing Mill in Walla Walla, Washington, U.S.. A monitor in architecture is a raised structure running along the ridge of a double-pitched roof, with its own roof running parallel with the main roof.

  6. Stack effect - Wikipedia

    en.wikipedia.org/wiki/Stack_effect

    In a modern high-rise building with a well-sealed envelope, the stack effect can create significant pressure differences that must be given design consideration and may need to be addressed with mechanical ventilation. Stairwells, shafts, elevators, and the like, tend to contribute to the stack effect, while interior partitions, floors, and ...

  7. Lightwell - Wikipedia

    en.wikipedia.org/wiki/Lightwell

    In architecture, a lightwell, [NB 1] sky-well, [NB 2] or air shaft is an unroofed or roofed external space provided within the volume of a large building to allow light and air to reach what would otherwise be a dark or unventilated area.

  8. Roof window - Wikipedia

    en.wikipedia.org/wiki/Roof_window

    Opened windows Interior view of roof windows. A roof window is an outward opening window that is incorporated as part of the design of a roof. Often confused with a skylight, a roof window differs in a few basic ways. [citation needed] A roof window is often a good option when there is a desire to allow both light and fresh air into the space.

  9. VELUX - Wikipedia

    en.wikipedia.org/wiki/VELUX

    VELUX is a Danish manufacturing company that specialises in roof windows, skylights, sun tunnels and related accessories. The company is headquartered in Hørsholm, Denmark and is a part of VKR Holding A/S. VELUX Group is a founding partner of the global Active House Alliance.

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