2. Air Barrier Paper Definition: Sheet material used on the exterior of a house to prevent air infiltration Function: It is preventing air from infiltrating the building and preventing the increase of air volume inside the building
3. Attic Ventilation (Soffit Vent) Soffit Vent Soffit Vents are needed to allow cool air to flow into the attic space while still keeping out insects
4. Attic Ventilation (Ridge Vent) Ridge Vent Ridge Vents at the peak of the roof discharge the air entering through soffit vents or frieze block vents, and allow airflow through the attic
5. Attic Ventilation (Gable Vent) Gable Vent Gable vents discharge the air from soffit vents or frieze block vents to create airflow through the attic
6. Attic Ventilation (Roof Turbine) Roof Turbine Roof Turbines have a fan that spins to suck hot air out of the attic space and discharge it, replacing gable or ridge vents
7. Backhoe Definition: Excavating equipment that consists of a digging bucket at the end of a two-part articulated arm, and is used for digging and dumping large amounts of dirt for various foundation and cut or fill projects
24. Concrete Joints (Control Joint) Control Joints Definition: An intentional, linear discontinuity in a structure or component, designed to form a plane of weakness where cracking can occur in response to various forces so as to minimize or eliminate cracking elsewhere in the structure
25. Concrete Joints (Isolated Joint) Isolated Joint Definition: A surface divider joint that provides space for the surface to expand
26. Concrete Masonry Unit (CMU) Definition: A block of hardened concrete, with or without hollow cores, designed to be laid in the same manner as a brick or stone; a concrete block. Typical dimensions: 7 5/8” x 7 5/8” x 15 5/8”.
29. Doors Transom Sidelight Panel Door Definition: A small window directly above a door Definition: A tall, narrow window alongside a door
30. Electrical Components (Power Pole with Transformer) Function: The power pole holds up power lines and contains the transformer, which is a device that changes the voltage of the alternating current.
31. Electrical Components Meter Service Head Function: Conducts electricity from outdoor lines to the meter base Function: Measures the amount of electricity used by a certain unit for billing purposes
32. Electrical Components (Service Panel) Function: A central box of switches where the various branches of electrical wiring can be switched on or off for specific areas of a building
33. Electrical Components (Duplex Receptacle) Function: Serves as a receptacle where any two electric appliances or devices can be connected to the electrical wiring
37. Front End Loader Definition: It is a construction vehicle that is primarily used to load and transport materials onto or into another vehicle or place. It differs from a bulldozer in that it is used to pick up material rather than merely push it.
38. Gypsum Board Definition: An interior facing panel consisting of a gypsum core sandwiched between paper faces
39. Heat Pump (Compressor/evaporator) Compressor/evaporator The compressor/ condenser extracts heat from the cool air outside by moving the air across coils that change the temperature of the refrigerant
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41. Heat Pump (Air Handling Unit) The Air Handling Unit contains filters, heating/cooling coils, and blowers to clean, regulate, and circulate the desired temperature throughout a house
42. Insulation (Batt/Blanket) The purpose of insulation is to to prevent the passage of heat from penetrating the wall of a house and keep the inside heat from escaping to the outside, while keeping the inhabitants comfortable and saving them money on energy costs
49. Oriented Strand Board (OSB) Definition: Nonveneered panel product composed of long shreds of wood fiber oriented in specific directions and bonded together under pressure
53. Plumbing (Plumbing Vent) Plumbing Vent The roof vent allows air to enter into the drainage and waste system to allow them to drain using the atmospheric pressure
55. Plywood Plywood Definition: Wood panel composed of and odd number of layers of wood veneer (thin sheets of wood) bonded together under pressure
56. Radiant Barrier Definition: Reflective foil placed adjacent to an airspace in roof or wall assemblies as a deterrent to the passage of infrared energy
57. Rebar Rebar 1/2” rebar #4 The deformations rolled into the surface of a rebar help it to bond tightly to concrete
58. Steep Roof Drainage (Gutter) Definition: A channel that collects snowmelt and rainwater at the eave of a roof and channels it to a downspout
59. Steep Roof Drainage (Downspout) Downspout Definition: A vertical pipe for conducting rainwater and snowmelt from the roof via the gutter and channeling it to the ground
60. Steep Roof Drainage (Splash Block) Splash Block Definition: Small pre-cast block of concrete or plastic used to divert water at the bottom of a downspout
61. Steep Roof Materials (Underlayment) Underlayment Definition: A layer of waterproof material such as building felt between roof sheathing and roofing to keep rainwater from leaking through the roof
63. Steep Roof Materials (Shingle Roof) Definition: A small unit of water-resistant material nailed in overlapping fashion wit may other such units to render a wall or sloping roof watertight
69. Steep Roof Terms Ridge Valley Rake Eave Fascia Soffit Definition: The horizontal edge at the low side of a sloping roof Definitions on next slide
70. Definitions for Steep Roof Terms Eave: The horizontal edge at the low side of a sloping roof Ridge: The level intersection of two roof planes in a gable roof Valley: A trough formed by the intersection of two roof slopes Rake: The sloping edge of a steep roof Soffit: The undersurface of a horizontal element of a building, especially the underside of a stair or a roof overhang Fascia: The exposed vertical face of an eave
75. Vapor Retarder Vapor Retarder Vapor retarder is intended to obstruct the passage of water vapor through a building assembly.
76. Waterproofing Waterproofing is applied to the outside of the foundation and is impervious to water and water accumulation
77. Weep Hole Weep Hole Definition: A small opening whose purpose is to permit drainage of water that accumulates inside a building component assembly
78. Welded Wire Fabric WWF 6”x6” grid A series of longitudinal and transverse wires of various gauges, arranged at right angles to each other and welded at all points of intersection; used for concrete slab reinforcement.
