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VISUAL DICTIONARY (ALE) > VISUAL DICTIONARY XVII > Flashcards

VISUAL DICTIONARY XVII Flashcards

1
Q

What do you call the tools, fastenings, and fittings used in construction?

A

HARDWARE

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2
Q

What do you call the bolts, screws, nails, and other metal fittings that are concealed in a finished construction?

A

ROUGH HARDWARE

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3
Q

What are the exposed hardware serving a decorative as well as a utilitarian purpose, as the locks, hinges, and other accessories for doors, windows, and cabinetwork?

A

FINISH HARDWARE
ARCHITECTURAL HARDWARE

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4
Q

What do you call the finish hardware required for hanging and operating a door?

A

DOOR HARDWARE

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5
Q

What is a hydraulic or pneumatic device for controlling the closing of a door and preventing it from slamming?

A

DOOR CLOSER
DOOR CHECK

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6
Q

What is a door closer concealed in the head of a door frame?

A

OVERHEAD CONCEALED CLOSER

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7
Q

What is a device in a hydraulic door closer for slowing the speed with which a door may be opened?

A

BACKCHECK

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8
Q

What is a hinged ring, bar, or knob on a door for use in knocking?

A

KNOCKER

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9
Q

What is a protective plate of metal or plastic mounted vertically on the lock stire of a door?

A

PUSH PLATE

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10
Q

What is a bar fixed across a glazed door, used for opening or closing the door and providing protection for the glass?

A

PULL BAR

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11
Q

What is a protective metal plate fastened to the bottom of a door to resist the blows and scratches?

A

KICK PLATE

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12
Q

What is a door closer installed in a recess in the floor?

A

FLOOR CLOSER

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13
Q

What is a horizontal bar at the bottom of a door that drops automatically when the door is closed in order to seal the threshold and reduce noise transmission?

A

AUTOMATIC DOOR BOTTOM

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14
Q

What is a small identifying plate on the outside door of a house or room, bearing the occupant’s name, the house or apartment number, on the like?

A

DOORPLATE

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15
Q

What do you call the peephole, as in an entrance door or the door of a prison cell?

A

JUDAS / JUDAS HOLE

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16
Q

What is a short chain with a removable slide fitting that can be attached between the inside of a door and the doorjamb to prevent the door from being opened more than a few inches without the chain being removed?

A

DOOR CHAIN

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17
Q

What is a small opening in an exterior door or wall, often with a hinged closer, through which mail is delivered?

A

MAIL SLOT / LETTER SLOT

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18
Q

What is a device for holding a door open, as a wedge or small weight?

A

DOORSTOP

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19
Q

What is a projecting rim, guard, pad, or disk for absorbing shock or preventing damage from bumping?

A

BUMPER

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20
Q

What is a jointed device, usually consisting of two leaves joined together by a pin, on which a door, gate, on shutter swings, turns, or moves?

A

HINGE

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21
Q

What is a hinged, sliding, or otherwise movable part of a door, hinge, or tabletop?

A

LEAF

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22
Q

What do you call the notch cut into a surface to receive a leaf of a hinge?

A

GAIN / SINKING

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23
Q

what is the cylindrical, projecting joint of a hinge through which the pin passes?

A

KNUCKLE

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24
Q

what is a hinge composed of two plates secured to the abutting surfaces of a door and door jamb?

A

BUTT HINGE

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25
Q

What is a butt hinge mortised into the abutting surfaces of a door and doorjamb?

A

MORTISE HINGE
FULL-MORTISE HINGE

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26
Q

What is a hinge having one leaf mortised into the edge of a door and the other surface-mounted to the door frame?

A

HALF-MORTISE HINGE

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27
Q

What is a hinge having one leaf mortised into a doorframe and the other surface-mounted to the face of the door?

A

HALF-SURFACE HINGE

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28
Q

What is a hinge having two leaves surface-mounted to the adjacent faces of a door and doorframe?

A

FLAP HINGE
BACKFLAP HINGE
FULL-SURFACE HINGE

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29
Q

What is a mortise hinge manufactured to fit the recess and match the arrangement of holes of hollow metal doors and frames?

A

TEMPLATE HINGE

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30
Q

what is a hinge equipped with ball bearings between the knuckles to reduce friction and ensure ease of operation?

A

BALL BEARING HINGE

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31
Q

What is a hinge having a nonremovable pin?

A

FAST-PIN HINGE

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32
Q

What is a hinge having a removable pin so that a door can be unhung by separating the two leaves?

A

LOOSE-PIN HINGE

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33
Q

what is a hinge having a knuckle formed from half of each leaf, with the upper half removable from the pin?

A

LOOSE-JOINT HINGE
LIFTOFF HINGE

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34
Q

What is a pin or bolt on which something turns, such as the gudgeon of a hinge?

A

PINTLE

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35
Q

What is a socket for the pin the of a hinge?

A

GUDGEON

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36
Q

What is a hinge containing a coiled spring in its barrel for closing a door automatically?

A

SPRING HINGE

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37
Q

What is a hinge permitting a door to swing in either direction, usually fitted with springs to bring the door to a closed position after opening?

A

DOUBLE-ACTING HINGE

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38
Q

What is a long, narrow hinge that runs the full length of the two surfaces to which its leaves are joined?

A

PIANO HINGE
CONTINUOUS HINGE

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39
Q

What is a hinge having two long leaves for securing to the adjacent faces of a door and door jamb?

A

STRAP HINGE

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40
Q

What is a T-shaped strap hinge with the crosspiece as the stationary member and the long stem being the movable leaf?

A

CROSS-GARNET / T-HINGE

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41
Q

What is a strap hinge having leaves that are narrower at their junction than at their other extremities?

A

DOVETAIL HINGE

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42
Q

What is an H-shaped hinge having a protruding knuckle so that a door can stand away from the wall when fully opened?

A

PARLIAMENT HINGE

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43
Q

What is a hinge having a single, pivoting joint?

A

PAUMELLE

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44
Q

What is a paumelle having an oval-shaped knuckle?

A

OLIVE HINGE / OLIVE KNUCKLE HINGE

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45
Q

What is a hinge that closes automatically by means of gravity?

A

GRAVITY HINGE

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46
Q

What is a gravity hinge causing a door to rise slightly when opened?

A

RISING HINGE

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47
Q

What is a device for securing a door, drawer, or lid in position when closed, consisting of a bolt or combination of bolts propelled and withdrawn by a key or combination-operated mechanism?

A

LOCK

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48
Q

What is an assembly of parts making up a complete locking system, including knows, plates, and a locking mechanism?

A

LOCKSET

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49
Q

What is a device for holding a door closed, consisting essentially of a bar that falls or slides into a groove or hole?

A

LATCH

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50
Q

What is a cyclindrical device for retaining the bolt of a lock until the tumblers have been pushed out of its way?

A

CYLINDER

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51
Q

What is an obstructing part in a lock that prevents a bolt from being propelled or withdrawn until it is moved by the action of a key?

A

TUMBLER

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52
Q

what is a flat metal tumbler having a pivoting notion actuated by the turning of a key?

A

LEVER TUMBLER

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53
Q

What is a disk or cylinder having an irregular form that rotates or slides to impart motion to a roller moving against its edge or to a pin free to move on its face?

A

CAM

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54
Q

What is a slot in a lock for receiving and guiding a key?

A

KEYWAY

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55
Q

What is a projecting ridge of metal in a lock or keyhole that prevents the insertion of any key that does not have a corresponding notch?

A

WARD

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56
Q

what is a small metal instrument specially cut to fit into a lock and move its bolt?

A

KEY

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57
Q

What is one of the projecting blades cut to engage with and actuate either or both the bolt and the tumblers of a lock?

A

BIT

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58
Q

What is a lock fastened to the face of a door, as opposed to one built into its edge?

A

RIM LOCK

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59
Q

What is a lock housed within two holes bored at right angles to each other, one through the face of a door and the other in the door edge?

A

CYLINDER LOCK

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60
Q

What is a lock housed within a rectangular notch cut into the edge of a door?

A

UNIT LOCK

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61
Q

what is a lock housed within a mortise cut into a door edge so that the lock mechanism is covered on both sides?

A

MORTISE LOCK

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62
Q

What is a horizontal bar that spans the interior of an emergency exit door at waist height and that opens the latch when pressure is applied?

A

PANIC BAR
PANIC BOLT
PANIC HARDWARE

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63
Q

What is the knob-shaped handle by which a door is opened or closed?

A

DOORKNOB

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64
Q

What is a hole in a lock case or escutcheon for inserting a key?

A

KEYHOLE

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65
Q

What is an ornamental plate surrounding the shaft of a doorknob at the face of a door?

A

ROSE

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66
Q

What is the edge plate or surface through which the bolt of a luck passes?

A

FACEPLATE / SELVAGE

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67
Q

What is a protective or ornamental plate, as around a keyhole, doorknob, drawer pull, or light switch?

A

ESCUTCHEON / SCUTCHEON

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68
Q

What is the bar or shaft that carries the knobs and actuates the latch or bolt of a lock?

A

SPINDLE

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69
Q

What is a horizontal handle for operating the bolt of a lock?

A

LEVER HANDLE

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70
Q

What is a metal bar or rod in the mechanism of a lock that is propelled or withdrawn, as by turning a knob or key?

A

BOLT

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71
Q

What is a lock bolt having a square head that is moved into position by the turning of a knob or key rather than by spring action?

A

DEADBOLT / DEADLOCK

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72
Q

What is the oblique end of a latchbolt that hits a strike plate?

A

BEVEL

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73
Q

What is a lock bolt having a beveled head that is moved into position by a spring except when retracted by a doorknob, or when pushed against the lip of the strike plate as the door is closed?

A

LATCHBOLT

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74
Q

What is a metal plate on a doorjamb having a note for receiving the end of a lock bolt when the door is closed?

A

STRIKE / STRIKE PLATE

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75
Q

What is the projecting edge or rim of a strike?

A

LIP

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76
Q

What is a metal box recessed into a door jamb to receive the end of a lock bolt when the door is closed?

A

BOX STRIKE

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77
Q

What is a bolt set flush into a mortise in a door, sliding into a socket in the head or the sill?

A

FLUSH BOLT

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78
Q

What is a flush bolt fitted into a mortise in a door, sliding into a socket in the head or the sill?

A

EXTENSION BOLT

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79
Q

What is a device for ensuring that the inactive leaf of a pair of doors is permitted to close before the active leaf?

A

COORDINATOR

80
Q

What is a lock having a latchbolt that can be reversed for installation in either a right-hand or left-hand door?

A

REVERSIBLE LOCK

81
Q

What is a form of energy associated with the random motion of atoms or molecules, capable of being transmitted by convection, conduction, or radiation and causing substances to rise in temperature, fuse, expand, or evaporate?

A

HEAT

82
Q

What is a measure of the warmth or coldness of a substance, object, or environment with reference to some standard value?

A

TEMPERATURE

83
Q

What is an instrument for measuring temperature, consisting typically of a glass tube with a numbered scale and a bulb containing a liquid, such as mercury, that rises and falls with changes in temperature?

A

THERMOMETER

84
Q

What is the quantity of heat required to raise the temperature of one pound (0.4 kg) of water 1°F ?

A

BRITISH THERMAL UNIT (Btu)

85
Q

What is a unit of heat equal to 100,000 British thermal units?

A

THERM

86
Q

What is the base Sl unit of temperature equal to 1/273.16 of the triple point of water?

A

KELVIN (K)

87
Q

What do you call the particular temperature and pressure at which the liquid, gaseous, and solid phases of a substance can exist in equilibrium?

A

TRIPLE POINT

88
Q

What is a unit of heat equal to the quantity of heat required to raise the temperature of one gram of water 1°C at a pressure of one atmosphere, equivalent to 4.186 joules?

A

CALORIE (cal.)
GRAM CALORIE
SMALL CALORIE

89
Q

What is a unit of heat equal to the quantity of heat required to raise the temperature of one kilogram of water 1°C at a pressure of one atmosphere, equivalent to 1000 small calories?

A

KILOCALORIE (Cal.)
KILOGRAM CALORIE
LARGE CALORIE

90
Q

What is a temperature scale in which 32°F represents the freezing point and 212°F the boiling point of water under standard atmospheric pressure?

A

FAHRENHEIT SCALE

91
Q

What is the boiling point of water in Fahrenheit scale?

A

212°F

92
Q

What is the freezing point of water in Fahrenheit scale?

A

32°F

93
Q

What is a temperature scale divided into 100 degrees, in which 0°C represents the freezing point and 100°C the boiling point of water under standard atmospheric pressure?

A

CELSIUS SCALE
CENTIGRADE SCALE

94
Q

What is the freezing point of water in Celsius scale?

A

0°C

95
Q

What is the boiling point of water in Celsius scale?

A

100°C

96
Q

What is an absolute scale of temperature having a zero point of -273.16°C ?

A

KELVIN SCALE

97
Q

What do you call the quantity of heat absorbed or released by a substance during a change in phase at constant temperature and pressure?

A

LATENT HEAT

98
Q

What do you call the quantity of heat absorbed or released by a substance during a change in temperature without a change in phase?

A

SENSIBLE HEAT

99
Q

What is the transfer of heat from the warmer to the cooler particles of a medium or two bodies in direct contact, occuring without perceptible displacement of the particles themselves?

A

CONDUCTION

100
Q

What is the transfer of heat by the circulatory motion of the heated parts of a liquid or gas owing to a variation in density and the action of gravity?

A

CONVECTION

101
Q

What is the process in which energy in the form of waves or particles is emitted by one body, passed through an intervening mediuni or space, and absorbed by another body?

A

RADIATION

102
Q

What is the time rate of heat flow through a unit area of a given material of unit thickness when the temperature difference across the thickness is one unit of temp?

A

THERMAL CONDUCTIVITY
THERMAL CONDUCTANCE

103
Q

What is an element of low thermal conductivity placed in an assembly to reduce the flow of heat between highly conductive materials?

A

THERMAL BREAK
THERMAL BARRIER

104
Q

What is the time rate of heat flow through a unit area of a bldg component or assembly when the difference between the air temperatures on the two sides of the component or assembly is one unit of temp?

A

THERMAL TRANSMITTANCE
COEFFICIENT OF HEAT TRANSFER

105
Q

What is the flow of outside air into an interior space through cracks around windows and doors or other openings in the envelope of a bldg?

A

INFILTRATION

106
Q

what is a strip of metal, felt, vinyl, or foam rubber, placed between a door or window sash and its frame to provide a seal against windblown rain and air infiltration?

A

WEATHER STRIP / WEATHER STRIPPING

107
Q

What is a material providing high resistance to heat flow, such as mineral wool, vermiculite, or foamed plastic, fabricated in the form of batts, blankets, boards, or loose fill?

A

THERMAL INSULATION

108
Q

A term referring to make a house or bldg secure against cold or stormy weather, as by adding thermal insulation or storm windows, or by sealing joints?

A

WEATHERIZE

109
Q

What do you call the passageway required for the circulation of air between batt insulation nd roof sheathing?

A

AIRWAY

110
Q

What is a flexible, fibrous thermal insulation of glass or mineral wool, made in various thickness and lengths to fit between studs, joints, and rafters in light-frame construction?

A

BATT INSULATION

111
Q

What is any of various lightweight, inorganic, fibrous materials used especially for thermal and sound insulation, such as glass wall and rock wool?

A

MINERAL WOOL

112
Q

What are spun glass fibers resembling wool and used for thermal insulation and air filters?

A

GLASS WOOL

113
Q

What is a material consisting of extremely fine filaments of glass woven into fabric, massed for use as a thermal and acoustical insulator or embedded to reinforce various materials?

A

FIBERGLASS

114
Q

What is a mineral wall made by blowing steam or air through molten slag or rock?

A

ROCK WOOL

115
Q

What is an insulating board made of wood or cane fibers compressed and cemented into rigid sheets, used as an expensive wall finish or as ceiling tiles?

A

FIBERBOARD

116
Q

What is an insulating fiberboard treated or impregnated with asphalt for water resistance and used primarily for sheathing light wood frame walls?

A

FIBERBOARD SHEATHING

117
Q

What is a preformed non-structural insulating board of foamed plastic or cellular glass?

A

RIGID BOARD INSULATION

118
Q

What is a plastic such as polyurethane or polystyrene made light and cellular by the introduction of pockets of gas or air and used as thermal insulation?

A

FOAMED PLASTIC
EXPANDED PLASTIC
PLASTIC FOAM

119
Q

What is a rigid expanded polyurethane having a closed-cell structure and used as thermal insulation?.

A

POLYURETHANE FOAM

120
Q

What is a rigid polystyrene foam having an open-cell structure and used as thermal insulation?

A

MOLDED POLYSTYRENE

121
Q

What is a rigid polystyrene foam having a closed-cell structure and used as thermal insulation?

A

EXTRUDED POLYSTYRENE

122
Q

What is a cellular glass made by foaming softened glass and molding it into boards or blocks for use as thermal insulation?

A

FOAM GLASS

123
Q

What is a thermal insulation in the form of a formed plastic, such as polyurethane, that is sprayed or injected into a cavity where it adheres to the surrounding surfaces?

A

FOAM-IN-PLACE INSULATION

124
Q

What is a thermal insulation in the form of mineral wool fibers, granular vermiculite, or perlite, or treated cellulosic fibers, poured by hand or blown through a nozzle into a cavity or over a supporting membrane?

A

LOOSE-FILL INSULATION

125
Q

What are fine wood shavings, usually of pine or chemically treated wood fibers, used as an insulating material, as a binder in plaster, and for packing?

A

WOOD WOOL

126
Q

What is thermal insulation in the form of a material of higher reflectivity and low emissivity such as paperback aluminum foil or foil-backed gypsum board used in conjunction with a dead air space to reduce the transfer of heat by radiation?

A

REFLECTIVE INSULATION

127
Q

What do you call an unventilated airspace in which the air does not circulate?

A

DEAD-AIR SPACE

128
Q

What do you call the ability of a surface to emit heat by radiation, equal to the ratio of the radiant energy emitted to that by a black body at the same temperature?

A

EMISSIVITY

129
Q

What do you call the human comfort as determined by the ability of the body to dissipate the heat and moisture it produces by metabolic action?

A

THERMAL COMFORT

130
Q

What instrument is used for measuring atmospheric humidity, consisting of two thermometers, the bulb of one being dry and the bulb of the other being kept moist and ventilated so that the cooling that results from evaporation makes it register a lower temperature than the dry one, with the difference between the readings being a measure of atmospheric humidity?

A

PSYCHROMETER

131
Q

What do you call any instrument used for measuring the humidity of the atmosphere?

A

HYGROMETER

132
Q

what is the measure of the total heat contained in a substance, equal to the internal energy of the substance plus the product of its volume and pressure?

A

ENTHALPY / HEAT CONTENT

133
Q

What do you call the rise in temperature occuring without the addition or removal of heat, as when excess water vapor in the air condenses and the latent heat of vaporization of the water vapor is converted to sensible heat in the air?

A

ADIABATIC HEATING

134
Q

What do you call the drop in temperature occurring without the addition or removal of heat, as when water evaporates and the sensible heat of the liquid is converted to latent heat in the vapor ?

A

EVAPORATINE COOLING
ADIABATIC COOLING

135
Q

What do you call the systems that provide essential services to a bldg, such as water supply, sewage disposal, electric power, heating, ventilation, air-conditioning, vertical transportation, or fire fighting?

A

MECHANICAL SYSTEM

136
Q

What is the heating of a limited area, as a room, esp. by means of a heat source located within the space?

A

SPACE HEATING

137
Q

What is a mechanical system that supplies neat to an entire bldg from a single source through a network of ducts or pipes?

A

CENTRAL HEATING

138
Q

What is a protective sleeve of sheet metal passing through the wall of a chimney, for holding the end of a stovepipe?

A

THIMBLE

139
Q

What is a pipe, usually of shelt metal, serving as a stove chimney or connecting a stove with a chimney flue?

A

STOVEPIPE

140
Q

What is a cast-iron stove resembling an open fireplace but having enclosed sides, back, top, and bottom and a front completely open or able to be closed with doors?

A

FRANKLIN STOVE

141
Q

What is a pipe by which products of combustion are carried from a furnace or other appliance to the outside?

A

VENT

142
Q

what is the air required for combustion of fuel in a furnace?

A

COMBUSTION AIR

143
Q

What is a furnace designed for installation in a low attic or crawl space?

A

HORIZONTAL FURNACE

144
Q

What is a furnace recessed in or mounted on a wall and supplying heated air directly to a space without the use of ducts?

A

WALL FURNACE

145
Q

What is a fluid substance, such as warm air, hot water, or steam, capable of conveying neat from a source to the space being heated?

A

HEATING MEDIUM

146
Q

What is a device that automatically responds to changes in temperature and activates switches controlling such equipment as furnaces, refrigerators, and air conditioners?

A

THERMOSTAT

147
Q

What is a device for measuring temperature in which a pair of dissimilar metals, such as copper and iron, are joined so that a potential difference generated between the points of contact is a measure of the temperature difference between the points?

A

THERMOCOUPLE

148
Q

What is an apparatus in which heat is produced, as for heating a house or producing steam?

A

FURNACE

149
Q

what is a furnace in which the heat required is produced through electricity?

A

ELECTRIC FURNACE

150
Q

What is a furnace using gas as a fuel?

A

GAS FURNACE

151
Q

What is a furnace or boiler that burns fuel oil?

A

OIL BURNER

152
Q

What is a burner designed for installation in a furnace that originally used another fuel?

A

CONVERSION BURNER

153
Q

What is a system for heating a bldg by means of air heated in a furnace and distributed by a fan through ductwork to registers or diffusers?

A

FORCED WARM-AIR HEATING

154
Q

What is a perimeter heating system in which a main duct conveys warm air to a number of branch ducts, each serving a single floor register?

A

EXTENDED PLENUM SYSTEM

155
Q

What is a pipe or conduit of sheet metal or fiberglass for conducting heated or conditioned air?

A

DUCT / AIR DUCT

156
Q

What is a system of ducts, connectors, and dampers for conveying air in a heating, ventilating, or air-conditioning system?

A

DUCTWORK / DUCTING

157
Q

What do you call a vertical duct for conveying warm air from a leader to a register on an upper floor?

A

STACK

158
Q

What is a continuous space or recess built into a wall or through a floor for pipes or ducts?

A

CHASE

159
Q

what is a grille through which return air is withdrawn from an air-conditioned space?

A

RETURN GRILLE

160
Q

What is a duct for conveying cool air back to a furnace for reheating?

A

COLD-AIR RETURN

161
Q

What is a chamber at the top of a hot-air furnace from which the Ieaders emerge?

A

BONNET / PLENUM

162
Q

What is a duct for conveying warm air from a furnace to a stack or branch duct?

A

LEADER
MAIN
TRUNK

163
Q

What is a pipe or duct fitting having several outlets for making multiple connections?

A

MANIFOLD

164
Q

What is a tapered section of a duct or flue forming a transition between two sections, one of which has a greater area than the other?

A

GATHERING

165
Q

What is a duct fitting forming a transition between two sections that vary in cross-sectional shape?

A

BOOT

166
Q

What is a grating or perforated screen for covering, concealing, or protecting a wall, floor, or ceiling opening?

A

GRILLE

167
Q

What is a device for controlling the flow of warm or conditioned air from an outlet, composed of a grill with a number of parallel blades that may be adjusted so as to overlap and close an opening?

A

REGISTER

168
Q

What is a heating system that distributes warm air to registers placed in or near the floor along exterior walls?

A

PERIMETER HEATING

169
Q

what is a perimeter heating system in which a loop of ductwork, usually embedded in a concrete ground slab, distributes warm air to each floor register?

A

PERIMETER LOOP SYSTEM

170
Q

What is a perimeter heating system in which a leader from a centrally located furnace carries warm air directly to each floor register?

A

PERIMETER RADIAL SYSTEM

171
Q

What is a pliable, airtight fitting installed between two ducts, or between a fan and a duct, to prevent the transmission of noise and vibrations along the ductwork?

A

FLEXIBLE DUCT

172
Q

What is a device having slats at different angles for deflecting warm or conditioned air from an outlet in various directions?

A

DIFFUSER

173
Q

What is a fiberglass blanket for lining the inside of a duct to reduce noise and to serve as thermal insulation?

A

DUCT LINER

174
Q

What is a heating device consisting of a series or coil of pipes through which hot water or steam passes?

A

RADIATOR

175
Q

What is a valve for eliminating air and condensed moisture from a radiator without allowing stani to escape?

A

BUCKET TRAP
STEAM TRAP

176
Q

What is a valve for draining a pipe, radiator, or tank?

A

BLEEDER / BLEEDER VALVE

177
Q

what is a heating unit in which air heated by contact with a radiator or fin tube circulates by convection?

A

CONVECTOR

178
Q

what is a type of radiator having horizontal tubes with closely spaced vertical fins to maximize heat transfer to the surrounding air?

A

FIN TUBE

179
Q

What is a long, narrow hydronic or electric convector designed for installation along the base of a wall?

A

BASEBOARD HEATER

180
Q

What is a self-contained electric or gas-fired space heater, consisting of a heating element, fan, and a directional outlet?

A

UNIT HEATER

181
Q

What is a device for heating the space in which it is located, esp. a unit that has no external heating ducts or connection to a chimney?

A

SPACE HEATER

182
Q

What is an electric space heater having heating elements sealed in quartz -glass tubes that produce infrared radiation in front of a reflective backing?

A

QUARTZ HEATER

183
Q

What is a system for heating by radiation from a surface, esp. one that is heated by means of electric resistance or hot water?

A

RADIANT HEATING

184
Q

what is a system for heating a bldg by means of water heated in a boiler and circulated by a pump through pipes to radiators or convectors?

A

HOT-WATER HEATING
HYDRONIC HEATING

185
Q

What is a system for heating a bldg by means of steam generated in a boiler and circulated through pipes to radiators?

A

STEAM HEATING

186
Q

What is a hot-water heating system in which a single pipe supplies hot water from a boiler to each radiator or convector in sequence?

A

ONE-PIPE SYSTEM

187
Q

what is a hot-water heating system in which one pipe supplies hot water from a boiler to the radiators or convectors and a second pipe returns the water to the boiler?

A

TWO-PIPE SYSTEM

188
Q

What is a special fitting used in a one-pipe system to induce the flow of water from a return branch into the supply main?

A

VENTURI TEE

189
Q

What is a two-pipe hot-water system in which the lengths of the supply and return pipes for each radiator or convector are nearly equal?

A

REVERSE RETURN

190
Q

What is a two-pipe hot-water system in which the return pipe from each radiator or convector takes the shortest route back to the boiler?

A

DIRECT RETURN

191
Q

What is a return pipe in a steam-heating system that carries both air and water of condensation?

A

DRY RETURN

192
Q

What is a relief valve that opens when actuated by a gas or vapor pressure above a predetermined level, allowing the gas or vapor to escape until its pressure is reduced to a safe or acceptable level?

A

SAFETY VALVE

193
Q

What is a value that opens when actuated by static pressure above a predetermined level in order to reduce the pressure to it?

A

RELIEF VALVE

194
Q

what is a small faucet or valve for draining or releasing compression in pipes, radiators, and boilers?

A

PETCOCK

195
Q

What is a closed vessel or arrangement of vessels and tubes in which water is heated or steam is generated to supply heat or power?

A

BOILER

196
Q

what is heat generated by the resistance of a conductor to the flow of electric current?

A

ELECTRIC HEAT

197
Q

What do you call the radiant heating of a room or bldg by means of wall, floor, baseboard, or ceiling panels containing electrical conductors, hot-water pipes, or hot-air ducts?

A

PANEL HEATING

VISUAL DICTIONARY (ALE) (17 decks)

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