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13 – Introduction to building thermography
13.2.4.3
This section includes a few typical infrared images of moisture problems on commercial
& residential façades.
Infrared image
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10554803;a1
13.2.5
13.2.5.1
Although there are differences in design, materials and construction, decks—plaza
decks, courtyard decks etc—suffer from the same moisture and leaking problems as
low-slope commercial roofs. Improper flashing, inadequately sealed membranes,
and insufficient drainage may lead to substantial damage in the building structures
13
below.
Balconies, although smaller in size, require the same care in design, choice of mate-
rial, and workmanship as any other building structure. Since balconies are usually
supported on one side only, moisture leading to corrosion of struts and concrete re-
inforcement can cause problems and lead to hazardous situations.
82
Commented infrared images
Moisture detection (3): Decks & balconies
General information
Comment
Improperly terminated and sealed stone veneer to
window frame and missing flashings has resulted
in moisture infiltration into the wall cavity and inte-
rior living space.
Moisture migration into drywall from capillary drive
and interior finish components from inadequate
clearance and slope of grade from vinyl siding
façade on an apartment complex.
Publ. No. 1558324 Rev. a267 – ENGLISH (EN) – March 12, 2008
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