Term Definition
Vacuum 4 likes
A space that has absolutely no matter
Vacuum Breaker3 likes
vacuum breaker
An electrical breaker with an area that has less air pressure
A device that prevents a vacuum forming in a water supply pipe in order to stop backflow
Vacuum Cleaner1 like
vacuum cleaner
A suction device employed to collect dirt and dust
Vacuum Gauge1 like
vacuum gauge
Instrument that measures pressures beneath atmospheric pressure
Vacuum Piping 2 likes
The pipe from a pump’s suction side attached to a vacuum fitting beneath water level where underwater cleaning equipment is connected in a pool
Vacuum Pump1 like
vacuum pump
Highly efficient device that produces vacuums for drying or testing
Valley 5 likes
An long low area of land between two raised areas
A trough or internal angle formed where two roof slopes meet; water drains from the roof at the valley
Valley Flashing2 likes
valley flashing
Sheet metal that lies in the V part of a roof valley
Valley Rafter 3 likes
An oblique rafter that buttresses a roof valley
Valuation 4 likes
An inspection to determine if a property is appropriate security for a loan; provided for the mortgage lender
Valuation Fee 3 likes
Fee paid by a potential borrower for the lender to inspect a property; typically paid when the person applies for the loan
Value 2 likes
The worth of something expressed monetarily
Value Engineering 2 likes
A methodology employed to improve products and services by examining their function, where value is defined as the ratio of function to cost; value is enhanced by increasing the function or decreasing the cost
Value of the Assets 1 like
The assets of an entity in monetary terms
Valve2 likes
A device which controls the flow of liquid, gas, or moveable materials by means of a movable component that partly blocks, opens or closes one or several passages
Valve Plate3 likes
valve plate
Part of a compressor that contains compressor valves and ports
Valve Suction 4 likes
See Suction Valve
Valve, Expansion2 likes
valve, expansion
See Expansion Valve
Valve, Solenoid2 likes
valve, solenoid
See Solenoid Valve
Valve, Suction1 like
valve suction
See Suction Valve
Valve, Tapping5 likes
valve, tapping
See Tapping Valve
Valve, Water1 like
valve, water
See Water Valve
Vane3 likes
A rotating pointer installed in a high location that indicates the current direction of the wind
Vanity Cabinet2 likes
vanity cabinet
A cabinet located in the bathroom which has a sink mounted in the countertop; often has draws and shelves below.
Vapor 2 likes
The gaseous state of any substance at a temperature beneath its boiling point
Vapor Barrier5 likes
vapor barrier
Product mounted on external walls and ceilings beneath the drywall on the warm part of the insulation that hinders the passage of water vapor into walls and condensation within them; polyethylene plastic sheeting is usually employed for this purpose
Vapor Retarder3 likes
vapor retarder
A layer that obstructs the movement of water vapor through a building; sealing material positioned between building components or materials to stop the passage of moisture within a building enclosure unit; also called a Vapor Barrier
Vapor Retarder Felt 1 like
Sealing material consisting of asphalt-saturated felt
Vapor, Saturated 3 likes
See Saturated Vapor
Vaporization 2 likes
Transformation from a liquid or solid to a gas
Variable 2 likes
Changing; able of liable to change, inconsistent; indeterminate
Variable Pitch Pulley1 like
variable pitch pulley
Pulley which can be adapted to produce various pulley drive ratios
Variable Rate 2 likes
An interest rate that will change during the loan period
Variable Rate Mortgage 3 likes
A mortgage that enables the lender to increase or decrease the interest rate at various times when a specific index changes
Variance 2 likes
A variance is a procedure established by state law where an applicant requests relief from the minimum zoning district requirements established by the zoning ordinance for issues including building height, lot size, or structural coverage; variances cannot be employed to allow a restricted use of the property; when variances have potential environmental consequences, the applicant may submit an application for an initial study
Varnish1 like
Thick drying oil or drying oil with resin; a slightly yellow, and semi-transparent liquid that when applied to a surface, produces a hard, glossy, transparent coat; can also be combined with pigments to create enamels
Varnishing 3 likes
Applying varnish to a surface with a brush
Vault2 likes
A fortified room or compartment employed for the safe storage of valuable items; found in banks and other located where additional security is required
An arched surface
VAV 3 likes
Variable Air Volume
VCP 6 likes
Vitreous Clay Pipe
VDU 3 likes
Video Display Unit
Vegetation Control 1 like
Spraying chemicals or spreading powders on undesirable vegetation
Vehicle 2 likes
Any structure that transports people or goods
The liquid part of paint and other finishing substances that consists of the nonvolatile binder and volatile thinners
Vehicle Lift 1 like
Apparatus that raises vehicles so they can access the carriage which is located below
A mechanical device in a parking structure employed to transport vehicles vertically
Vehicular Way 0 likes
A passageway employed for vehicles such as a street, driveway, or freeway
Veining 2 likes
Stretch marks that develop when soft bitumen matures
Vellum2 likes
Delicate parchment-like paper employed for drawings that will be reproduced
Vellum Glaze 1 like
A semi-mat glaze with a satin appearance
Velocimeter 2 likes
Apparatus that measures the speed of air
Velocity 2 likes
The speed at which something moves; rate of change in the location of an object when it is moving in a particular direction; generally expressed in length units per time unit, such as miles per hour or feet per second
Velocity of Sound 2 likes
The frequency multiplied by the wavelength of sound
Velvet Carpet2 likes
velvet carpet
A pile fabric that is woven on a velvet loom; the simplest carpet weave employed mainly for solid colors; see Woven Carpet
Vendor 2 likes
A person that sells equipment or other goods
Veneer 0 likes
A thin layer, sheet or facing
Extremely thin sheet of wood overlaid on an unattractive interior surface; employed for decorative purposes
Nonstructural brick, concrete, tile, metal, or similar facing material mounted on a backing to decorate, protect, or insulate the interior
Veneer Plaster 2 likes
A wall finish assembly in which a fine layer of plaster is spread over a particular gypsum board base
Veneer Plaster Base 2 likes
A gypsumboard employed as the base for gypsum veneer plaster
Veneer, Ashlar 1 like
See Ashlar Veneer
Veneer, Brick 1 like
See Brick Veneer
Veneer, Granite 0 likes
See Granite Veneer
Venetian Blind3 likes
venetian blind
A window blind with horizontal slats that can be arranged at various angles in order to adjust the quantity of light entering the interior
Venetian Terrazzo 2 likes
A mosaic terrazzo topping with large chips of stone
Vent2 likes
An upright pipe attached to a waste or soil distribution assembly that arrests a back pressure or vacuum that could suck the water from a trap
An upright pipe that facilitates the discharge of water vapor and vent gases from gas-burning equipment to the atmosphere
An opening to facilitate the intake, discharge, or circulation of air in areas such as attics
Vent Cap4 likes
vent cap
The top cover positioned on the end of a ventilation pipe
Vent Screed 2 likes
Sheet metal plaster screed that has a vented section employed mainly in roof extended soffits
Vent, Foundation4 likes
vent, foundation
See Foundation Vent
Vent, Masonry3 likes
vent masonry
See Masonry Vent
Vent, Roof2 likes
vent, roof
See Roof Vent
Vent, Smoke1 like
vent, smoke
See Smoke Vent
Vent, Soffit4 likes
soffit vent
See Soffit Vent
Ventilated 0 likes
Provided an enclosed space with a way to circulate sufficient air to remove excessive heat or vapors
Ventilator, Gravity3 likes
gravity ventilator
See Gravity Ventilator
Ventilator, Relief 1 like
See Relief Ventilator
Venting Clip 3 likes
Clips that help with curing and moisture loss from concrete or gypsum fill on a deck
Venting of Roof Assembly 3 likes
Essential venting to remove moisture and vapor from roofs
Venturi1 like
A short tube with a narrowing restriction in the middle that increases the flow of a fluid and decreases fluid pressure
Verbal Quotation 2 likes
A verbal proposal employed by the contractor to get a subcontract or material cost proposal over the telephone before the subcontractor or supplier submits their written proposal
Verge Boards 0 likes
Boards that function as the eaves finish on a building’s gable end
Vermilion 4 likes
A mercury sulfide employed as a pigment
Vermont Slate 2 likes
A refined grained rock employed for roofing and paving found in Vermont
Vernacular 1 like
Everyday building style of a period or place; pertains to common rather than significant buildings or structures; vernacular architecture
Vernier2 likes
A small portable scale employed on another instrument to achieve precise readings
Vertical 1 like
At right angles to the horizon horizontal; upright
Vertical Application 1 like
Of gypsumboard, see Parallel Application
Vertical Application of Roofing 1 like
Roll roofing that is parallel to the roof slope
Vertical Broken Joint 2 likes
Way of positioning tile where each vertical row of tile is offset to half its length
Vertical Check Valve2 likes
vertical check valve
An upright device that permits fluid or air to move solely in one direction
Vertical Joint 3 likes
See Butt Joint
Vertical Louver1 like
vertical louver
A louver with upright slats; see Louver
Vertical Pipe1 like
vertical pipe
Any pipe or fitting that is positioned upright
Vertical Reinforcing 0 likes
Upright steel reinforcing bars in concrete at right angles to the horizontal bars
Vertical Siding 0 likes
External wall cover connected vertically to the wood frame of a structure
Vertical Slotted Shelf Standard 3 likes
Metal strip with slots on upright surfaces to support the adjustable shelf hardware
Vertical Transportation 0 likes
Transportation such as elevators, escalators, and dumbwaiters
Vertical-Grained Wood 1 like
Edge-grained lumber
Vertically Laminated Wood 0 likes
Laminated wood where the wider dimension of each lamination is approximately in the same direction as the load direction
Vestibule 1 like
An entrance hall; generally enclosed
Veterans Administration (VA) 3 likes
A federal agency that insures mortgage loans with highly favorable down payment conditions for honorably discharged veterans and surviving spouses
VG 0 likes
Vertical Grain
Product of the day


Detergent, alkali, acid, or another cleaning substance Solvent for cleaning paint equipment



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