| Amount of construction sum held back by the owner from the contractor to be paid after construction is satisfactorily completed; also called Retention.
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| The accumulated earnings that are retained in a corporation since it was founded less the total of dividends declared to the stockholders.
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| A wall that is designed to resist the lateral pressures of retained soil; a wall that holds back a hillside or is backfilled to create a level surface.
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| see Fire Retardant.
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| Delaying the hardening or strength gain of fresh concrete, mortar or grout.
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| 1. A concrete admixture used to slow down the natural curing process. 2. An admixture used to delay the setting action of plaster; generally used only with gypsum plasters or finish coat plaster containing calcined gypsum gauging. 3. Slow drying solvents or extenders added to lacquer to delay drying of the lacquer
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| Addition of water to portland cement plaster, mortar, or concrete after mixing but before setting process has started.
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| Retainage.
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| To install new materials or equipment in an existing building.
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| The duct by which air is returned from a room or space to the heating or cooling system to be reconditioned and re-used.
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| Pipework returning water to be recooled or reheated. 2. Pipework returning filtered water to the pool.
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| see Jumpover.
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| The percentage of earnings on the total assets of a corporation.
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| The time period in which the probability that an earthquake of a certain magnitude will reoccur.
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| That part of the piping between the filter and the pool, spa or hot tub through which passes the filtered water.
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| 1. Any surface turned back from the face of a principal surface. 2. The ending of a small splash wall or a wainscot at right angle to the major wall. 3. The continuation of a molding or finish of any kind in a different direction. 4. In HVAC, a term for the return-air duct of a forced air heating/cooling system. 5. The continuation in a different direction of the face of a building or any member.
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| 1. Revised. 2. Revision. 3. Reverse. 4. Reversed.
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| The side of an opening, as a window or door jamb.
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| The gross income of a business.
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| The time is takes sound to become inaudible; a function of a space, people, furnishings, and the absorptivity of the surfaces.
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| The persistence or echoing of previously generated sound caused by reflection of acoustic waves from the surfaces of enclosed spaces; the support of sound by successive reflections.
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| The changing of yarn frames in Jacquard weaves to cause the interchanging of ground and top colors, according to customers preferences.
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| 1. Method of heating evaporator for defrosting purposes. 2. Valves to move hot gas from compressor into evaporator.
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| The study and analysis of a product in order to gain information about its design, construction, and use, for designing a new improved version.
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| A geological fault under compression where the overlying block moves up the dip of the fault plane.
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| A lock that will function on doors of either hand, sometimes with slight adjustments.
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| Device used to reverse direction of the refrigerant flow depending upon whether heating or cooling is desired.
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| A provision in a deed that provides for the property to revert to the grantor in the event that any of the restrictions are violated.
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| The delayed vibration of concrete that has already been placed and consolidated; most effective when done at the latest time a running vibrator will sink of its own weight into the concrete and again make it plastic.
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| Typically a four panel door attached at 90 degrees to each other that turns on a center axis; some are 3 panel attached at 120 degrees to each other.
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