otherwise protect, hardware, hardware accessories, machined surfaces,
radiator covers, plates, lighting fixtures, public and private property,
and other such items not to be coated that are in contact with surfaces to
be coated. Following completion of painting, workmen skilled in the trades
involved shall reinstall removed items. Restore surfaces contaminated by
coating materials, to original condition and repair damaged items.
[3.2
REPUTTYING AND REGLAZING
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NOTE: Include this paragraph (3.2) only for
projects involving painting of existing windows but
not including a glazing section. Reputtying work
should be covered in glazing section if such a
section is used in the project specifications. This
is normally used in historical preservation
**************************************************************************
Remove cracked, loose, and defective putty or glazing compound on glazed
sash and provide new putty or glazing compound. Where defective putty or
glazing compound constitutes 30 percent or more of the putty at any one
light, remove the glass and putty or glazing compound and reset the glass.
Remove putty or glazing compound without damaging sash or glass. Clean
rabbets to bare wood or metal and prime prior to reglazing. Putty for wood
sash shall be a linseed oil putty. Glazing compound for metal sash shall
conform to ASTM C 669. Patch surfaces to provide smooth transition between
existing and new surfaces. Finish putty or glazing compound to a neat and
true bead. Allow glazing compound time to cure, in accordance with
manufacturer's recommendation, prior to coating application. Allow putty
to set one week prior to coating application.
][3.3
RESEALING OF EXISTING EXTERIOR JOINTS
**************************************************************************
NOTE: Include this paragraph (3.3) only for
projects involving resealing of existing exterior
joints but not including a sealant section, UFGS
07920, "Joint Sealants'. Such work should be
covered in sealant section if such a section is used
in the project specifications.
**************************************************************************
3.3.1
Surface Condition
Surfaces shall be clean, dry to the touch, and free from frost and
moisture; remove grease, oil, wax, lacquer, paint, defective backstop, or
other foreign matter that would prevent or impair adhesion. Where adequate
grooves have not been provided, clean out to a depth of 13 mm 1/2 inch and
grind to a minimum width of 6 mm 1/4 inch without damage to adjoining work.
Grinding shall not be required on metal surfaces.
3.3.2
Backstops
In joints more than 13 mm 1/2 inch deep, install glass fiber roving or
neoprene, butyl, polyurethane, or polyethylene foams free of oil or other
staining elements as recommended by sealant manufacturer. Backstop
material shall be compatible with sealant. Do not use oakum and other
types of absorptive materials as backstops.
SECTION 09900
Page 25
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