materials.
2.1.9
Porcelain Enamel
Apply to all areas of each unit over base metal surfaces of [metal facing
panels,] [adhesively bonded panels, metal-faced,] in compliance with PEI
1001. Apply colored enamel to exposed faces as follows:
a.
Color:
[_____].
b.
Texture:
[_____].
c.
Gloss:
[_____].
d.
Thickness of coating:
[_____].
2.1.10
Joint Sealants and Accessories
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NOTE: This specification permits the three listed
compounds to be used at Contrators option. Each is
acceptable for intended purpose. Do not use
silicone type sealants in horizontal surfaces where
water occurs over the joint. For projects where it
is desirable to limit sealant types, revised text
accordingly.
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Provide manufacturer's standard colors as closely matching the adjacent
surfaces as possible.
2.1.10.1
Elastomeric, Single or Multiple Component
ASTM C 920, [Type S, single component] [Type M, multiple component]. Use
Grade NS, nonsag type in joints on vertical surfaces and use Grade P,
self-leveling or flow type, in joints on horizontal surfaces.
2.1.10.2
Single Component Silicone Rubber Base
ASTM C 920, Type S, Grade NS (Silicone).
2.1.10.3
Solvents and Primers
Provide material which is quick drying, colorless, nonstaining, compatible
with compound used, as recommended by sealant manufacturer. Where primer
is specified or recommended by sealant manufacturer, tests related to that
material shall include primer.
2.1.10.4
Backing Material
Provide material which is nonstaining, nonabsorbent, and compatible with
sealing compound. Closed cell resilient urethane, polyvinylchloride or
polyethylene foam; closed-cell sponge of vinyl or rubber; closed cell
neoprene or butyl rod; or polychloroprene tubes or beads.
2.1.10.5
Bond Preventive Materials
Provide polyethylene tape with pressure-sensitive adhesive; aluminum foil
or waxed paper.
SECTION 08900
Page 20
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