galvanized or other exposed painted metal work. This
coating may also be used on sheet aluminum and
galvanized steel surfaces of new buildings where a
long-life exterior color finish is desired.
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ASTM B 209M, ASTM B 209, [anodized [clear] [color [_______]]] form alloy,
and temper appropriate for use.
[2.1.10.1
Alclad
When fabricated of aluminum, the following items shall be fabricated of
Alclad 3003, Alclad 3004, Alclad 3005, clad on [one side] [both sides]
unless otherwise indicated.
a.
Gutters, downspouts, and hangers
b.
Gravel stops and fascias
c.
Flashing
][2.1.10.2
Finish
Exposed exterior sheet metal items of aluminum shall have a baked-on,
factory-applied color coating of polyvinylidene fluoride (PVF2) or other
equivalent fluorocarbon coating applied after metal substrates have been
cleaned and pretreated. Finish coating dry-film thickness shall be 0.020
to 0.033 mm 0.8 to 1.3 mils, and color shall be [_____].
]2.1.11
Aluminum Alloy, Extruded Bars, Rods, Shapes, and Tubes
ASTM B 221MASTM B 221.
2.1.12
ASTM B 32, 95-5 tin-antimony.
2.1.13
Polyvinyl Chloride Reglet
ASTM D 1784, Type II, Grade 1, Class 14333-D, 1.9 mm 0.075 inch minimum
thickness.
2.1.14
Bituminous Plastic Cement
ASTM D 4586, Type I.
2.1.15
Building Paper
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NOTE: The average breaking strengths lbf/inch (kN/m)
of width for Type I and Type II asphalt-saturated
felts are as follows: With fiber grain; Type I is
30 lbf/inch (5.25 kN/m) and Type II is 40 lbf/inch
(7.00 kN/m). Edit paragraph as necessary to fit
project requirements.
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ASTM D 226 [Type I] [Type II].
SECTION 07600
Page 12
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