LOCATION
COLOR
materials; joints occuring where substrates change.
h.
Behind escutcheon plates at valve pipe
[_____]
penetrations and showerheads in showers.
i.
[_____]
[_____]
2.1.2
Exterior Sealant
For joints in vertical surfaces, provide ASTM C 920, Type S or M, Grade NS,
Class 25, Use NT. For joints in horizontal surfaces, provide ASTM C 920,
Type S or M, Grade P, Class 25, Use T. Location(s) and color(s) of sealant
shall be as follows:
LOCATION
COLOR
a.
Joints and recesses formed where frames
[Match adjacent
and subsills of windows, doors, louvers,
surface color]
and vents adjoin masonry, concrete, or
[As selected]
metal frames. Use sealant at both exterior
[Gray] [White]
and interior surfaces of exterior wall
[_____]
penetrations.
b.
Joints between new and existing exterior
[_____]
masonry walls.
c.
Masonry joints where shelf angles occur.
[_____]
d.
Joints in wash surfaces of stonework.
[_____]
e.
Expansion and control joints.
[_____]
f.
Interior face of expansion joints in
[_____]
exterior concrete or masonry walls where
metal expansion joint covers are not required.
g.
Voids where items pass through exterior
[_____]
walls.
h.
Metal reglets, where flashing is inserted
[_____]
into masonry joints, and where flashing is
penetrated by coping dowels.
i.
Metal-to-metal joints where sealant is
[_____]
indicated or specified.
j.
Joints between ends of gravel stops, fascias,
[_____]
copings, and adjacent walls.
k.
[_____]
[_____]
2.1.3
Floor Joint Sealant
ASTM C 920, Type S or M, Grade P, Class 25, Use T.
Location(s) and
color(s) of sealant shall be as follows:
SECTION 07920
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