L04 - Exterior Finishes in Residential Construction Flashcards
Eaves
Horizontal roof edges
Sloping roof edges
Rakes
Horizontal roof edges are called ______ while sloping roof edges are called rakes.
eaves
Horizontal roof edges are called “eaves” while sloping roof edges are called “_______”
rakes, rake
True or False:
Eaves should be ventilated, particularly in hot climates
False, eaves should be ventilated in cold climates
True or False:
Under NZ Building Code, roofing underlay is required under all metal clad roofs regardless of roof pitch (slope).
True
When does roofing underlay normally go on?
Before cladding
Asphalt-saturated felt paper is an example of what?
Common underlay
Taut (stressed) wire netting can be incorporated into building a residential roof to ______ ___ _______ _________
support the roofing underlay
Roofing underlay is always placed ABOVE…
the roof purlins
Roofing underlay is always placed BELOW…
the roof battens
Longrun
Tiles
Asphalt shingles (not so often)
are what?
Main types of roof cladding in NZ
If asphalt shingles are installed as roof cladding, the roof framing will typically feature _________
sheathing/sarking
What is the name of the cladding system banned in the 1980s which featured asbestos?
Fibrolite
What is a classic kiwi roof?
Longrun (aka Profiled Metal Roof)
What is long run suitable for?
low-pitched roofs (3-12 degrees)
True or False:
There are two types of long run roof cladding: corrugated and rib
True
Modern tiles are either ________ or imitations _________
clay, concrete or pressed metal
What are the two main styles of heavy tiles?
Spanish (or mission) and shingle
Newly framed walls are covered in “___________” that acts as air barrier and backup weatherproofing layer.
housewrap
Side of a window
Jamb
Top of a window
Top
Bottom of a window
Sill
Which window type is predominant in OLD New Zealand houses and represents the most common type in the U.S., today?
Hung
Which window type is predominant in new Kiwi houses?
awning
Common types of wall cladding
Weatherboard
Masonry veneer
Stucco/monolithic
Weathergrooves in weatherboard wall cladding are designed to counter _______ _________.
Capillary action
What is the most common materials for imitations of wood?
Aluminium
Plastic (PVC, Vinyl)
Fibre cement (big competitor of natural weatherboard)
What is the closest appearance to traditional wood weatherboard?
Fibre Cement Plank
Masonry Veneer is perhaps the ____________ wall cladding.
most durable
True or False:
At the bottom of masonry veneer are weep holes, which allow water to drain from the air cavity behind
True
Behind masonry veneer lies an air cavity at the bottom of which are “______ ______” which enable water that has penetrated past the cladding to escape.
weep holes
True or False:
Monolithic claddings, EIFS & TFC use barrier approach but traditional stucco doesn’t
True
True or False:
The key difference between traditional stucco cladding and the leaky building ‘usual suspects’ of polymer-modified plaster systems, TFC and EIFS is that traditional stucco embraces a ‘barrier approach’.
False
Which of the following ‘usual suspect’ monolithic cladding systems DO NOT follow a ‘barrier approach’?
Textured fibre cement (TFC)
EIFS
Traditional stucco
Polymer-modified plaster systems
Traditional stucco
EIFS stands for “_______ ________ ______ ___________”.
Exterior Insulation and Finish System
True or False:
Of the discussed monolithic cladding systems linked to leaky building syndrome, EIFS provides additional insulation.
True
