preservative noncompatible with aluminum, apply two coats of aluminum
paint, to such materials and seal joints with approved calking compound.
3.2
INSTALLATION
Installation and erection of glazed wall system and all components shall be
performed under direct supervision of and in accordance with approved
recommendations and instructions of wall system manufacturer or fabricator.
3.2.1
Bench Marks and Reference Points
Establish and permanently mark bench marks for elevations and building line
offsets for alignment at convenient points on each floor level. Should any
error or discrepancy be discovered in location of the marks, stop erection
work in that area until discrepancies have been corrected.
3.2.2
Verifying Conditions and Adjacent Surfaces
After establishment of lines and grades and prior to system installation
examine supporting structural elements. Verify governing dimensions,
including floor elevations, floor to floor heights, minimum clearances
between curtain wall and structural frames, and other permissible
dimensional tolerances in the building frame.
3.2.3
Panels
Install panels [in framing member openings] [into framed pre-assembled
units] [_____] using [sealants] [gaskets] [gaskets and sealants] [_____] as
indicated or specified.
3.2.4
Windows
Install windows in accordance with details indicated and approved detail
drawings.
3.2.4.1
Sealing
Seal exterior metal to metal joints between members of windows, frames,
mullions, and mullion covers. Remove excess sealant.
3.2.4.2
Ventilators and Hardware
After installing and glazing windows, adjust ventilators and hardware to
operate smoothly and to be weathertight when ventilators are closed and
locked. Lubricate hardware and moving parts.
3.2.4.3
Weatherstripping
Install to make weathertight contact with frames when ventilators are
closed and locked. Do not cause binding of sash or prevent closing and
locking of ventilator.
a.
Provide for ventilating sections of all windows to insure a
weather-tight seal meeting the infiltration tests specified. Use
easily replaceable factory-applied weatherstripping of
manufacturer's stock type. Use molded vinyl, molded or
molded-expanded neoprene for weatherstripping for compression
contact surfaces. For sliding surfaces, use treated woven pile or
wool, polypropylene or nylon pile with nylon fabric and metal or
SECTION 08900
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