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2. Grille (architecture) - Wikipedia

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

   A wooden window grill in Plaza del Conde del Real, Valencia ().The structure was probably used as a stable. Grille, and control for an air duct. A grille or grill (French word from Latin craticula, small grill) is an opening of several slits side-by-side in a wall, metal sheet or another barrier, usually to allow air or water to enter and/or leave and prevent larger objects (such as animals ...

3. Window screen - Wikipedia

   en.wikipedia.org/wiki/Window_screen

   A window screen (also known as insect screen, bug screen, fly screen, flywire, wire mesh, or window net) is designed to cover the opening of a window. It is usually a mesh made of metal, fibreglass , plastic wire, or other pieces of plastic and stretched in a frame of wood or metal.

4. 'Built to burn.' L.A. let hillside homes multiply without ...

   www.aol.com/news/built-burn-l-let-hillside...

   A Bel-Air house is engulfed in flame in November 1961. ... In Bel-Air, the builder of a new ... enclose eaves to stop them from trapping sparks and insert mesh screens over vents to prevent embers ...

5. Rainscreen - Wikipedia

   en.wikipedia.org/wiki/Rainscreen

   Inappropriate rain screen materials may also introduce a risk of fast-spreading external fires. [17] Insects and possibly also rodents (→metal mesh) and bats [18] should be prevented from entering into the airgap at intake or exhaust ventilation openings. [19] Recommended aperture sizes for insect meshes are 3 to 4 millimeters. [20]

6. Double-skin facade - Wikipedia

   en.wikipedia.org/wiki/Double-skin_facade

   American engineers studying the system in 1930 informed Le Corbusier that it would use much more energy than a conventional air system, but Harvey Bryan later concluded Le Corbusier's idea had merit if it included solar heating. [1] Another early experiment was the 1937 Alfred Loomis house by architect William Lescaze in Tuxedo Park, NY. This ...

7. Heating, ventilation, and air conditioning - Wikipedia

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

   The percentage of return air made up of fresh air can usually be manipulated by adjusting the opening of this vent. Typical fresh air intake is about 10% of the total supply air. [citation needed] Air conditioning and refrigeration are provided through the removal of heat. Heat can be removed through radiation, convection, or conduction.