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A louver (American English) or louvre (Commonwealth English; see spelling differences) is a window blind or shutter with horizontal slats that are angled to admit light and air, but to keep out rain and direct sunshine. The angle of the slats may be adjustable, usually in blinds and windows, or fixed.
Interior plantation style wood window shutters with open louvers. A window shutter is a solid and stable window covering usually consisting of a frame of vertical stiles and horizontal rails (top, centre and bottom).
Blinds reduce solar gain, but do little to redirect light into the interior space. Exterior louver systems often rely on adjustments from either complex servo motors or building occupants throughout the day to operate well. Both of these systems can be unreliable at times, reducing the overall benefit of having a daylighting system.
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]
Israeli Prime Minister Benjamin Netanyahu successfully underwent surgery to have his prostate removed, hospital officials said Sunday.. The 75-year-old leader, who has had a series of health ...
Outbreaks of the highly contagious stomach virus are more than double what they were last year, the Centers for Disease Control and Prevention says