Vapor retarder design shall also be coordinated with
the insulation requirements and specified in the
insulation section.
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Insulation, facer material, and attachment shall be compatible with metal
wall panel system application specified, as approved by the metal panel
manufacturer, and as specified in Section [_____].
PART 3
EXECUTION
3.1
INSTALLATION
Installation shall meet specified requirements and be in accordance with
the manufacturer's installation instructions and approved shop drawings.
Correct defects or errors in materials and installation. Do not install
damaged materials. Dissimilar materials which are not compatible when
contacting each other shall be insulated from each other by means of
gaskets or insulating compounds. Improper or mislocated drill holes shall
be plugged with an oversize screw fastener and gasketed washer; however,
panels with an excess of such holes or with such holes in critical
locations shall not be used. Exposed surfaces and edges shall be kept
clean and free from sealant, metal cuttings, hazardous burrs, and other
foreign material. Stained, discolored, or damaged materials shall be
removed from the site.
3.1.1
Wall Panels and Accessories
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NOTE: If horizontal panel installation is
specified, modify other specification parameters as
appropriate.
When factory insulated panels are used, the
terminology in this paragraph will be modified as
necessary to cover their installation.
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Wall panels shall be applied with the longitudinal configurations in the[
vertical][ horizontal] position. Provide panels in[ longest obtainable
lengths, with end laps occurring only at girts and structural members] [
full wall heights from base to eave with no horizontal joints except at
junctions of door frames, window frames, louver panels, and similar
locations]. Minimum end laps for panels shall be[ 50 mm (2 inches)][ 100
mm (4 inches)][ 150 mm (6 inches)] and shall occur only over girt and
structural members. Side laps shall be standard overlap or interlocking
ribs based on manufacturer's standard. Seal side and end laps with
joint-sealing material. Flash wall panels at base and at top, around
windows, door frames, framed louvers, and other similar openings. Place
closures, flashing, and sealing materials to achieve complete water
tightness. Flashing is not required where approved [interlocking,
concealed-type side joints with concealed fasteners for wall panels]
["self-flashing" panels] are used. Accessories shall be fastened into
framing members, except as otherwise approved. Closure strips shall be
provided as indicated and where necessary to provide weathertight
construction.
SECTION 07413
Page 17
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