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Carpenter 2nd Period > Exterior Finishes > Flashcards

Exterior Finishes Flashcards

1
Q

What must be done to horizontal joints in panel siding?

A

Horizontal joints in panel siding must be lapped or flashed.

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2
Q

How many coats are applied for a cement stucco wall?

A

Two or three coats

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3
Q

What main characteristic of vinyl and aluminum siding must you be aware of during installation?

A

Vinyl siding is very sensitive to temperature changes and must be allowed to expand and contract.

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4
Q

Where is flashing used?

A

Flashing is used at all horizontal joints of exterior components, except where the upper surface overlaps the lower.

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5
Q

When is flashing installed?

A

Flashing is installed first so the building paper or house wrap that is installed over it will carry water onto the flashing.

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6
Q

Why is soffit vented?

A

Must be vented to allow air flow into the roof space.

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7
Q

Exterior finishes that are adversely affected by moisture must be kept how high above finished grade?

A

200 mm above finished grade.

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8
Q

List 4 steps in the preparation for siding installation.

A
  1. Install flashing
  2. Install sheathing membrane
  3. Install trims, dividers and corners.
  4. Calculate exposures (e.g., a storey pole)
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9
Q

Define exposure as it relates to siding.

A

The exposure is the amount of siding visible after the overlapping of courses.

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10
Q

When installing vinyl corner posts, where does nailing start?

A

Nailing starts at the top of the top nailing slot so the posts are hung from there.

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11
Q

Where is J-channel used?

A

J-channel is used as trim around windows and doors, around any items that project through the wall and where the siding meets another exterior finish.

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12
Q

What allowances should be made when cutting vinyl or aluminum siding panels that will meet windows, doors, and corner posts?

A

Allowances should be made to keep the siding panels 6 mm (1/4”) from corner posts and channels to allow for expansion and contraction.

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13
Q

Of what are siding nails made?

A

Aluminum, galvanized or stainless steel. Large head, 3 mm shank, and are 38 mm long for standard applications.

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14
Q

How long should the nails be that are used for fastening vinyl siding to sheathing?

A

Nails must be long enough to penetrate the sheathing and must not be nailed tight.

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15
Q

Describe the depth and placement of nails for vinyl and aluminum siding.

A

Nails should be placed in the centre of slots. They must not be nailed tight, but must be kept 1 mm from the siding to allow movement due to expansion and contraction.

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16
Q

How should the butt joints between siding panels be placed as siding progresses up the wall?

A

Joints should be vertically staggered.

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17
Q

When is undersill trim used?

A

Undersill trim is used any time the top or bottom locking strip has been removed.

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18
Q

Where is the most common place to start installation of vertical siding?

A

Vertical siding is installed from the centre of the wall.

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19
Q

Name 3 methods of finishing the outside corners of wood siding?

A
  1. Mitred corners
  2. Metal caps
  3. Constructing a corner post
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20
Q

Describe what must be done to prepare for the first course of bevel or clapboard wood siding.

A

Siding styles such as bevel or clapboard need to have furring installed in order for the first course to have a similar slope to the remaining courses.

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21
Q

Where should joints in wood siding occur?

A

Joints in siding courses should occur over framing, using a scarf joint.

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22
Q

What must be done to the wall to prepare for vertical wood siding that is not required for a horizontal application?

A

Support must be added for the fastening of vertical siding in the form of blocking between studs or strapping.

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23
Q

When is it most efficient to install soffit and fascia?

A

Before the wall finish, but it is common to delay it until the wall finding progresses to the final courses so that scaffold can be set up once for both operations.

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24
Q

What finishing is required for an open cornice?

A

Installation of blocking and a notched frieze board to close in the space between rafters.

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25
Q

What is the cornice return?

A

Junction between the rake and horizontal soffit.

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26
Q

What must be done at joints between aluminum siding and brick?

A

Aluminum will react with the lime in concrete products, so these must always be separated by a dividing material or by a space and caulking.

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27
Q

What makes wire stucco lath self-furring?

A

Mesh has bumps on it to make it self-furring (keeps it 6 mm (1/4”) away from the wall surface).

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28
Q

What must be done to building corners prior to stucco application?

A

Corners must be reinforced by installing a strip of expanded metal mesh to extend 6” (150mm) on both sides of the corner.

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29
Q

Name and briefly describe the 3 coats necessary for stucco application.

A

1) first coat is called the scratch coat because the surface is scored or scratched to provide better bonding for the next coat.
2) the second coat is the brown coat, which is lightly roughened and dampened to accept the final coat.
3) the third coat is the finish coat

30
Q

Coats of stucco must be kept at what temperature and for how long?

A

Stucco must be maintained at a temperature of 10 C for 48 hours after application.

31
Q

What must be done to the footings if masonry veneer is applied to the walls above the footings?

A

The NBC states that footing sizes will be increased by 65 mm (2.5”) for each storey of masonry veneer supported by the foundation wall.

32
Q

List 3 methods of support for masonry veneer?

A

1) The foundation wall can be widened to accommodate the brick, space and the framed wall.
2) A ledge is formed in the top of the foundation wall.
3) Angle iron is bolted to the wall.

33
Q

In brick veneers, how much air space must be left behind the brick to allow for drainage and ventilation?

A

25 mm (1”)

34
Q

How is brick veneer attached to the framed wall?

A

The brick veneer must be tied to the framed wall with corrosion-resistant ties nailed to the framing and embedded in the mortar joint.

35
Q

How will the junction between veneer and soffit be finished?

A

A frieze board must be installed at the top of the wall. This board is fastened

36
Q

The finish on metal exterior products is usually baked-on enamel paint that is resistant to the elements and the effects of ultraviolet rays. T or F

A

T

37
Q

Masonry finish products act as a barrier to water, but allow moisture to pass through. T or F

A

T

38
Q

_______ is the most type of vinyl siding used.

A

Double 4.5 inch cove

39
Q

The finished opening for a bifold door must be the door width plus ___

A

6 mm

40
Q

Fibre cement siding contains silica dust. Always cut product in well ventilated area and/or use approved dust mask or respirator. T or F

A

T

41
Q

Can brick veneers extend beyond the support?

A

Yes, but only up to 1/3 their width

42
Q

What are weep holes?

A

drain holes in masonry veneer

43
Q

What is the unique feature of drop siding?

A

It has tongue-and-groove joints

44
Q

What type of horizontal exterior wood siding can be adjusted as to the amount of exposure?

A

bevel

45
Q

What lap must be provided for horizontal joints on sheathing paper?

A

100 mm

46
Q

Siding that is thicker at one edge and tapers to another is known as:

A

Bevel siding

47
Q

What kind of nails are generally used for exterior finish work?

A

Corrosion resistant

48
Q

You are to install roofing, which butts to a wall that will have fibre cement siding installed on it.
What must be installed at the bottom end of the roof?

A

Kickout flashing

49
Q

Which of the following is a common method of finishing the exterior corners of a building when applying horizontal wood bevel siding?

A

mitred

50
Q

Where must bevel siding boards be end-joined?

A

On the studs

51
Q

The exterior wood finish-to-grade measurement shall be no closer than:

A

200 mm

52
Q

What is meant by the term “open cornice”?

A

where the rafters are left exposed on their underside

53
Q

When applying standard vertical board and batten, if 8 mm is left between the wide boards, what is the minimum width of batten that can be used?

A

32 mm

54
Q

What length of nail is required to install vinyl siding?

A

long enough to penetrate the sheathing

55
Q

The visible dimension of a siding course after installation is called?

A

exposure

56
Q

What is “soffit”?

A

underside of a roof overhang

57
Q

Where must joints occur in galvanized wire mesh under stucco?

A

Over a framing member

58
Q

For each storey of masonry veneer supported by the foundation wall the footing size is increased by:

A

65 mm or 2 1/2”

59
Q

Can brick veneers extend beyond the support?

A

Yes, but only up to 1/3 their width

60
Q

What are weep holes?

A

drain holes in masonry veneer

61
Q

What kind of wire mesh must be used to hold stucco against vertical walls?

A

Galvanized

62
Q

What is the minimum exposure for cement siding?

A

32 mm (1.25”)

63
Q

Always store Handiplank flat and be sure to keep it dry. Wet or saturated siding may result in shrinkage at butt joints. T or F

A

T

64
Q

If you are cutting fibre cement boards with a circular saw, you must use a special fibre cement blade. T or F

A

T

65
Q

How far up behind the sheathing membrane must flashing or drip cap extend in a wall assembly?

A

50 mm

66
Q

How are nails placed in battens for board and batten siding?

A

In a single row

67
Q

Why should fibre cement siding be stored dry?

A

Wet siding may result in shrinkage at butt joints.

68
Q

What is the minimum lap for joints in wire mesh under stucco?

A

2”

69
Q

What are weep holes?

A

drain holes in masonry veneer

70
Q

You must always maintain a minimum ___ clearance between fibre cement products and roofs, steps and driveways.

A

2” (50mm)

Carpenter 2nd Period (10 decks)

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