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A ridge vent is a type of vent installed at the peak of a sloped roof which allows warm, humid air to escape a building's attic. Ridge vents are most common on shingled residential buildings. Ridge vents are also used in industrial warehouses to help release the hot air and help circulate comfortable air inside the building .
A soffit is an exterior architectural feature, generally the horizontal, aloft underside of the roof edge. Its archetypal form, sometimes incorporating or implying the projection of rafters or trusses over the exterior of supporting walls, is the underside of eaves (to connect a supporting wall to projecting edge(s) of the roof ).
For residential buildings, which mostly rely on infiltration for meeting their ventilation needs, a common ventilation rate measure is the air change rate (or air changes per hour): the hourly ventilation rate divided by the volume of the space (I or ACH; units of 1/h). During the winter, ACH may range from 0.50 to 0.41 in a tightly air-sealed ...
A moulding profile composed of a half-round surface surrounded by two flat planes . Atlas A support sculpted in the form of a man, which may take the place of a column, a pier or a pilaster. Atrium (plural: atria) The inner court of a Roman house; in a multi-story building, a toplit covered court rising through all stories. Attic
Barrel, barrel-arched (cradle, wagon): A round roof like a barrel (tunnel) vault. Catenary: An arched roof in the form of a catenary curve. Arched roof, bow roof, [11] Gothic, Gothic arch, and ship's bottom roof. Historically also called a compass roof. [12] [13] Circular Bell roof (bell-shaped, ogee, Philibert de l'Orme roof): A bell-shaped roof.
Meanwhile, plumbing contractor Ernest Hutson shows us how to vent an understairs powder-room toilet with an air-admittance valve that precludes the use of a through-the-roof vent. Viewers then tour the architectural and plumbing splendors of the Owens-Thomas House, an outstanding example of the English Regency style built in 1819 by architect ...
To reduce lab ventilation energy costs, variable air volume (VAV) systems are employed, which reduce the volume of the air exhausted as the fume hood sash is closed. This product is often enhanced by an automatic sash closing device, which will close the fume hood sash when the user leaves the fume hood face.
The plastic clip or fixing mechanism is hinged from the top of the spacer and does not come into contact with the soffit of the concrete. The plastic clip or fastening mechanism is incorporated at a depth of merely 5 mm into the spacer, thereby preserving the material's integrity at the surface of the product.
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