]2.7
WEATHER SEALS [AND SAFETY DEVICE]
Provide exterior doors with weatherproof joints between sections by means
of tongue-and-groove joints, rabbetted joints, shiplap joints, or wool
pile, vinyl or rubber weatherstripping; a rubber, wool pile, or vinyl,
adjustable weatherstrip at the top and jambs; and a compressible neoprene,
rubber, wool pile, or vinyl weather seal attached to the bottom of the
door. [On exterior doors that are electrically operated, the bottom seal
shall be combination compressible weather seal and safety device for
stopping [and reversing] door movement.] [Interior doors that are
electrically operated shall have a compressible type of safety device for
stopping [and reversing] door movement.]
2.8
Concealed ferrous metal surfaces and tracks shall be hot-dip galvanized.
Other ferrous metal surfaces, except rollers and lock components, shall be
hot-dip galvanized and shop primed.
2.8.1
Galvanized and Shop Primed
Surfaces specified shall have a zinc coating, a phosphate treatment, and a
shop prime coat of rust-inhibitive paint. The galvanized coating shall
conform to ASTM A 653/A 653M, coating designation Z180 G60, for steel
sheets, and ASTM A 123/A 123M for assembled steel products. The weight of
coatings for assembled products shall be as designated in Table I of ASTM A
123/A 123M for the class of material to be coated. The prime coat shall be
a type especially developed for materials treated by phosphates and adapted
to application by dipping or spraying. Repair damaged zinc-coated surfaces
with galvanizing repair paint and spot prime. At the Contractor's option,
a two-part system including bonderizing, baked-on epoxy primer, and
baked-on enamel topcoat may be applied in lieu of prime coat specified.
2.8.2
Aluminum
[Surfaces shall receive a clear anodized finish, AA-M10-C22-A41, in
accordance with NAAMM MFM.] [Exposed surfaces shall receive a pretreatment
and a [white] [_____] baked-on enamel finish as standard with the
manufacturer.]
PART 3
EXECUTION
3.1
INSTALLATION
NFPA 70. Install doors in accordance with approved shop drawings and
manufacturer's instructions. Upon completion, doors shall be weathertight
and free from warp, twist, or distortion. Lubricate and adjust doors to
operate freely.
3.2
ELECTRICAL WORK
NFPA 70. Conduit, wiring, and mounting of controls are specified in
Section 16402 INTERIOR DISTRIBUTION SYSTEM.
3.3
TESTING
After installation is complete, operate doors to demonstrate installation
and function of operators, safety features, and controls. Correct
deficiencies.
SECTION 08361
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