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Carpentry Level 2 BC 2023 > I4 - Exterior Finishes - LT #2 > Flashcards

I4 - Exterior Finishes - LT #2 Flashcards

1
Q

What is the main difference between shingles & shakes?

A

Thickness at the butt - 1/4” - 1/2” is a shingle & 5/8” or more for a shake

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2
Q

What is meant by the term self-furring?

A

Stands out from the wall surface by its own design This helps stucco to bond.

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3
Q

What species of wood is preferred for wood siding?

A

Old growth edge-grain western red cedar

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4
Q

List the benefits of vinyl siding.

A

1) Lightweight
2) Inexspensive
3) Easy to install and repair, provides capillary break & drainage.
4) allows for future hidden phone, internet and antenna wires to be hidden.

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5
Q

What are the two types of stucco?

A

Cement, synthetic

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6
Q

What is the purpose of the expanded metal lath used with stucco work?

A

To give extra reinforcement at corners and for overhead situations for bonding stucco to the building

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7
Q

What type of metal is used for sheet metal siding?

A

Sheet & sometimes other metal

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8
Q

What grade of shingles sidewall application?

A

No1, No1-2 can be used for under course (Starter)

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9
Q

What governs the strength of EIFS cladding?

A

Thickness

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10
Q

What are the minimum thicknesses for the three cement stucco coats?

A

6mm each, for the first two coats and 3 mm for the finish coat

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11
Q

What is the fiber cement board?

A

A siding made from sand, cement & cellulose

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12
Q

What is done to the bottom course of bricks to allow for drainage?

A

Weep holes are created by leaving out the mortar between some of the bricks

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13
Q

What is a cultured stone?

A

An imitation stone only 1/4 thickness of the real stone

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14
Q

Where is frieze molding found?

A

Intersections of the soffit & wall

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15
Q

What does an S4S stand for?

A

Surfaced on 4 sides

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16
Q

An S1S2E is made of?

A

An S4S resawn into two boards

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17
Q

What is the difference between a drip cap and a water table?

A

Drip cap is small & used over doors and windows

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18
Q

What is always required at horizontal changes in the exterior finish if the materials do not overlap by at least 1”?

A

Flashing

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19
Q

What is the purpose of a metal drip edge?

A

Keep water from running down the surface below or running back (used for flashing & for the lower edger of roofs)

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20
Q

Where is a brick mould used?

A

Around doors for casing & sometimes around doors

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21
Q

What type of nail is shown in figure 1?

A

Galvanized casing nails

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22
Q

Define Split shakes:

A

Last longer than shingle because split surface resists weather more effectively

23
Q

Define Resawn shakes:

A

a thick shake that is tapesawn into 2 shakes.

Each shake will have a split and a smooth-sawn surface.

24
Q

Define taper sawn shake:

A

A taper sawn shake resembles a large shingle with both faces sawn instead of being split. Thickness at the butt will be at least 15 mm.

25
Q

Lapped bevel siding must overlap by at least

A

1”

26
Q

A sheet of vinyl siding will change the length by at least:

A

5/8 from summer to winter

27
Q

Cement stucco provides a hard, dense, water-resistant finish and must be: ____ thick

A

5/8th thick over the exterior walls

28
Q

Stucco is applied in ___ layers

A

3 layers over metal lath or stucco wire

29
Q

Cement stucco is made from:

A

sand, cement, lime & water

30
Q

Cement stucco is applied in three coats:

A

1) Scratch coat -
2) Brown coat
3) white sand and colouring

31
Q

Brick veneer is a primary plane of protection, true or false?

A

True

32
Q

How do you install cultured stone?

A

1/4 thickness real stone
Wall sheathing is protected with two layers of waterproof barrier, then a metal lath is applied

33
Q

What is a water table used for?

A

At the base of a wall to make a horizontal join to the foundation or accent board

34
Q

What is a drip cap?

A

The same shape as water table molding, only smaller. A drip cap is used over doors & windows to form a sloping edge to deflect rainwater away from the building.

35
Q

Flashing is required where?

A

Over exposed openings in exterior walls and at horizontal joints in the finish

36
Q

Are dryer vents and hose bibs required to be flashed?

A

no

37
Q

What is a J trim?

A

Used to finish the sides and tops of openings

38
Q

What is an F trim?

A

Used for support & soffit

39
Q

Sheet metal siding is installed with what?

A

Installed with lag screws w/ neoprene washer

40
Q

Galvanized, aluminum and stainless steel are used for:

A

exterior work

41
Q

Aluminum nails are used to attach

A

Aluminum soffit, fascia & trim pieces

42
Q

Where is the box nails used?

A

Attach wood finish trim and siding

43
Q

Roofing nails are used to:

A

Fasten vinyl siding to sheathing
install panel-type insulating sheathing
apply sheathing paper
install stucco wire and expanded metal lath

44
Q

What is acrylic caulking good for?

A

Allowed for low-traffic areas of infrequent wetting.

45
Q

Elastomeric caulking is used for?

A

One component caulking for sealing window flanges to the building envelope

46
Q

Butyl-polyisobutylene polymer caulking is used for:

A

Exterior joints, good elasticity for joints that move up and down plus or minus 5%

47
Q

Multicomponent polyurethane joint sealing caulking used for:

A

applications such as precast, tilt-up, concrete, masonry, exterior insulating and finishing systems. Very elastic.

48
Q

Backer rod is used for:

A

backing for caulking

49
Q

the backer rod should be how much thicker than the joint?

A

20 %

50
Q

What is one way to handle the shrinkage of vinyl siding?

A

A lumber belly band at floor joist level

51
Q

What is used to set the first course of siding?

A

A builders-level set around the perimeter of the building

52
Q

When the foundation is sloped, the line is marked at the top of:

A

the highest portion of foundation

53
Q

The height of the starting line is often at the top of:

A

the first course of horizontal siding, this height should allow the siding to overlap the foundation.

Carpentry Level 2 BC 2023 (50 decks)

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