203bA-bB: Exterior Finishes

Question 1

Is cladding a wall finish?

Answer 1

Yes that’s NBC terminology

Question 2

Clap board
Bevel siding
Rabbeted siding
Shiplap siding
Drop siding

Answer 2

5 main wood exterior siding styles

Question 3

Board and batten
T+G
Channel

Answer 3

3 main VERTICAL siding styles

Question 4

Can I install blocking between studs to mail vertical siding?

Answer 4

Yes

Question 5

This wood siding is usually rough and “split”

Answer 5

Shakes

Question 6

This wood siding is often sawn and ALWAYS tapered

Answer 6

Shingles

Question 7

Can I use indoor nails for siding?

Answer 7

No, corrosion resistant, galvanized, stainless steel

Question 8

Aluminum and steel

Answer 8

Main metal siding materials

Question 9

Why is my metal siding corrugated?

Answer 9

Expansion and contraction

Question 10

How do we I protect vertical panel siding joints?

Answer 10

Batten strips or caulking

Question 11

How do I start a new course of full panel siding?

Answer 11

Lap it or flash the joint

Question 12

Do the brick on my house exterior hold anything up?

Answer 12

Non load bearing

Question 13

Benefits to masonry siding

Answer 13

Don’t let water in but CAN let moisture out through weeping

Question 14

Cement, limestone and sand

Answer 14

3 main components of stucco

Question 15

Why is acrylic stucco better than traditional?

Answer 15

Can handle building movement without cracking

Question 16

Can my brick veneer just float there?

Answer 16

No, had to be tied into the structure or supported by extension in the foundation wall

Question 17

MUST do after papering building

Answer 17

Tape joints

Question 18

Can I use any material for building sheathing?

Answer 18

Must be BREATHABLE

Question 19

SHEDS WATER at horizontal joints or changes in material

Answer 19

FLASHING

Question 20

Why does my drip cap need a 6% slope?

Answer 20

She’d water downwards

Question 21

Why can’t my drip cap be less then 5mm away from the surface it’s overhanging?

Answer 21

Needs to shed water WAY from the vertical surface below

Question 22

Can my end damn on my flashing be lower than 1” (25mm)?

Answer 22

No

Question 23

If my roof overhang is 4 feet and the top of my window is 1 foot away from the soffit, do I need to flash it?

Answer 23

No. 1:4 ratio
Windows top distance to eaves: roof overhang

Question 24

If I start vinyl siding above my stucco, what do I need to separate it?

Answer 24

Flashing

Question 25

2 main parts of eaves

Answer 25

Soffit and finished fascia

Question 26

Material from wall to truss tail

Answer 26

Soffit

Question 27

Where does air in my roof go to move through the house?

Answer 27

Vented soffit

Question 28

Can I leave my exterior wall finishes out in the rain?

Answer 28

Keep them weather protected before installation

Question 29

Install siding from eaves to foundations?

Answer 29

No. Always bottom to top workflow

Question 30

1” overhang + floor height + wall height to soffit

Answer 30

Wall height for siding calculations

Question 31

What is the VISIBLE dimension of siding after installing?

Answer 31

Exposure

Question 32

How do we keep the bottom courses of cladding safe from moisture?

Answer 32

50mm (2”) from roof finish (such as intersecting roofs) 200mm (8”) above finished grade (at ground level)

Question 33

VINYL and METAL siding exposure (constant)

Answer 33

Wall height/siding exposure Take decimal x siding exposure to determine last row width

Question 34

100mm (4”) overlap

Answer 34

Sheathing membrane

Question 35

Flashing Sheathing membrane Trim, dividers, corner pieces Siding

Answer 35

Materials to be installed for siding finish

Question 36

Wall to soffit joints Vinyl siding meets another finish Sometimes window flashing

Answer 36

J trim main uses

Question 37

What do we do with all pieces of flashing and siding and building membrane?

Answer 37

Lap things for a shingling effect ALWAYS

Question 38

Can I butt my siding panels together?

Answer 38

No, always need a 1” (25mm) overlap at vertical joints

Question 39

What does my first row of vinyl siding need that none of the others need?

Answer 39

Starter strip to fasten to

Question 40

When I have slotted nail holes can I nail into the edges of it?

Answer 40

No. Nail into the centers to allow for movement

Question 41

Be careful cutting siding in the cold

Answer 41

It can crack because it’s more brittle

Question 42

Never do this one thing when installing horizontal siding

Answer 42

Line up vertical joints

Question 43

Do i need to not be 2 pieces of siding to get around hose bibs?

Answer 43

No, notch one and lap it over the other piece

Question 44

How do we secure siding underneath windows?

Answer 44

Install j channel then under sill trim then punch a lug into the siding that clips into the under sill trim

Question 45

Can i have solid j channel along the bottom of my wall?

Answer 45

Needs drilled holes for draining water

Question 46

Something important when installing multiple metal siding materials

Answer 46

Reactions with one another that can cause deteriorating or discolouring

Question 47

1) siding height - 25mm overlap = exposure 2) wall height / exposure = theoretical rows 3) round UP decimals so your rows are full width pieces 4) wall height / ACTUAL rows = ACTUAL EXPOSURE

Answer 47

Wood siding exposure and row calculation

Question 48

Metal caps Mitred joint Corner post

Answer 48

3 options for dealing with wood siding outside corners

Question 49

Why do I need a starter strip at the top of my first row of vinyl but at the bottom of my first row of wood?

Answer 49

Vinyl = attach top to strip Wood = strip pushes bottom out for shingling effect away from house

Question 50

With board and batten, what needs to be 12mm?

Answer 50

Both the batten OVERHANG AND The space between boards

Question 51

Why does my rabbet siding need 3mm between rows?

Answer 51

For expansion and contraction into the joint it’s butting into from the bottom

Question 52

32mm overlap for calculating siding exposure?

Answer 52

Fibre cement

Question 53

50mm (2”) clearance

Answer 53

Space between fibre cement siding and other finishes and surfaces such as the ground or steps

Question 54

How do we “kick” water away from a house wall when it’s traveling down a lower roof next to it?

Answer 54

Kick out flashing?

Question 55

Whats the strip above my window for?

Answer 55

Cap flashing with a shim behind the top of it

Question 56

Can i nail my siding at the thinnest part of it closest to the building?

Answer 56

No, aim for the thickest part or overlap

Question 57

When do I need a frieze board?

Answer 57

Close cornice (no overhang)

Question 58

When do I need a NOTCHED frieze board?

Answer 58

Yo notch around rafter tails at the building in an open cornice where soffit won’t be installed

Question 59

What is soffit attached to generally?

Answer 59

Fascia at tail end, j channel at wall

Question 60

With all siding, can anything come in contact?

Answer 60

Better safe than sorry. Keep separation between material changes via clearances and flashing

Question 61

Wire mesh Scratch coat: scratched for next coat adhesion (1) Brown coat: rough and damp (2) Finish coat (3)

Answer 61

Main components to install stucco

Question 62

Stuccco mesh corner joint acceptable if it’s 3” overlap?

Answer 62

No. Must be 6” (150mm)

Question 63

5/8” thick….

Answer 63

Final thickness of stucco 1/4” each scratch and brown 1/8” finish

Question 64

8” from finished grade for stucco?

Answer 64

Tes

Question 65

How do we tie stone veneer into a building wall without foundation support underneath?

Answer 65

Metal ties

Question 66

Way to support masonry that looks like it just floats

Answer 66

Angle iron

Question 67

Widen the foundation wall Crib a ledge in the foundation

Answer 67

2 ways to support masonry from existing building

Question 68

Do my lowest row of bricks need to be different?

Answer 68

Require weep holes every 32” for moisture and air movement

Question 69

1 storey:65mm

Answer 69

Ratio of house floors to FOOTING width when masonry must be supported

Question 70

Something ALL masonry needs between its backside and the house wall

Answer 70

1” AIR SPACE