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2. Window shutter - Wikipedia

   en.wikipedia.org/wiki/Window_shutter

   Plantation shutters, typical of hot lower latitude climates like Florida, South Africa, the Mediterranean or Australia, typically have only two shutters per window and wide louver blades. [2] Other interior shutters use stationary louvers that do not rotate (fixed louvers); solid raised or flat panels; fabric inserts; or tinted glass. Shutters ...

3. Jalousie window - Wikipedia

   en.wikipedia.org/wiki/Jalousie_window

   Joseph W. Walker of Malden, Massachusetts, applied for a US patent for a basic louvered window in 1900.He was issued patent no. 687705 on November 26, 1901. [5] A popular hand-cranked glass, aluminum and screen window combination was later designed by American engineer Van Ellis Huff and found widespread use in temperate climates before the advent of air conditioning. [6]

4. Louver - Wikipedia

   en.wikipedia.org/wiki/Louver

   Louvers are rarely seen as primary design elements in the language of modern architecture, but rather simply a technical device. Louvers are part of the design of Demerara windows to help keep 18th and 19th century buildings cool in hot climates and block direct sunlight. [6] [7] Some modern louver systems serve to improve indoor daylighting.

5. Window deflector - Wikipedia

   en.wikipedia.org/wiki/Window_deflector

   Rear window louvers or rear window blinds (German Heckjalousie or Heckscheibenjalousie) is a type of window blind which can be mounted to the rear window of a car. It is supposed to make the window get less dirty as well as hinder bothersome sunlight from entering through the rear window, but has been criticized by at least one car expert as a ...

6. Heating, ventilation, and air conditioning - Wikipedia

   en.wikipedia.org/wiki/Heating,_ventilation,_and...

   It can be via operable windows, louvers, or trickle vents when spaces are small and the architecture permits. ASHRAE defined Natural ventilation as the flow of air through open windows, doors, grilles, and other planned building envelope penetrations, and as being driven by natural and/or artificially produced pressure differentials. [1]

7. Roller shutter - Wikipedia

   en.wikipedia.org/wiki/Roller_shutter

   Roll shutters on windows. Security roller shutters in a dead mall. A roller shutter, security shutter, coiling door, roller door or sectional overhead door is a specialized type of door or window shutter consisting of multiple horizontal slats, bars, or web systems interconnected through hinges. The mechanism involves lifting the door to open ...