| 1. The total volume of air in a system, which is a combination of the air brought into the system from the outdoors and the air that is being recirculated within the building. 2. The fresh air brought into the system from the outdoors.
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| see Gravity Ventilator.
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| see Relief Ventilator.
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| Clips to provide means to aid in curing and exiting of moisture from concrete or gypsum fill placed on a deck.
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| The necessary venting to eliminate moisture and vapor in roof systems.
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| A short tube with a tapering constriction in the middle that causes an increase in the velocity of flow of a fluid and a corresponding decrease in fluid pressure.
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| 1. A green or bluish-green crystallized substance formed on copper by the action of acetic acid, used as a pigment. 2. Green oxidation on copper, bronze, or brass.
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| The boards which serve as the eaves finish on the gable end of a building.
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| A loose mineral fill for thermal insulating applications.
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| 1. A covering that is put on steel beams, concrete slabs, and other heavy construction materials, as a fire-retardant. 2. An insulating and soundproofing plaster.
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| A mineral closely related to mica, with the faculty of expanding on heating to form lightweight material with insulation quality; used as bulk insulation and also as aggregate in insulating and acoustical plaster and in insulating concrete floors.
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| sulphide of mercury used as a pigment.
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| A fine grained thin-layered rock used for roofing, and paving.
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| The common building style of a period or place; concerned with ordinary rather than monumental buildings; vernacular architecture.
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| A supplementary scale used on an instrument for obtaining fine adjustment.
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| An angle in a vertical plane.
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| Roll roofing laid parallel to the roof slope.
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| Of gypsumboard, see Parallel Application.
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| An upright reinforcing bar in a reinforced concrete shape.
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| style of laying tile with each vertical row of tile offset for half its length.
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| A device, mounted vertically, which allows fluid or air to pass through in only one direction.
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| The meeting of different gradients in a road or pipe.
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| Usually columns of sand used to vent water squeezed out of humus by weight of fill.
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| Loads imposed on a structure caused by gravity or the vertical component of wind or earthquake forces.
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| see Butt Joint, 4.
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| A door assembly on a lifting or hoisting device that is opened or closed, bottom to top or top to bottom.
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| A louver equipped with slats that are mounted vertically; see Louver.
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| A spray pattern whose longest dimension is vertical.
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| Any pipe or fitting which makes an angle at 45 degrees or less with the vertical.
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| In pipe welding, the position of a pipe joint wherein welding is performed in the horizontal position and the pipe may or may not be rotated.
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