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CONSTRUCTION
Urinal screen panels and pilasters
shall be constructed of two sheets of panel flatness zinc-coated
steel, A446 Grade A, laminated under pressure to a honeycomb core
for sound deadening and rigidity. Formed edges to be welded together
and inter-locked under tension with a roll-formed oval-crown locking
bar, mitered, welded and ground smooth at the corners. Honeycomb
to have a maximum 25mm (1") cell size with compressive strength
of 31 pounds per square inch.
WALL MOUNTED SCREEN
Panels shall be 25mm (1")
thick with corner sheets not less than 22 gauge (0.8mm or .030").
The two cover sheets shall have edges sealed with a continuous oval-crown
locking strip, mitered, welded and finished with a high-performance
polymer powder coating. Corners shall be welded, ground smooth,
and powder coated with finish to match locking strip. Screen must
be 18" or 24" deep, and 42" high and anchored into wall approximately
12" off the floor with two brackets spaced 291/2" apart.
FLOOR MOUNTED SCREEN
Panels shall be 25mm (1")
thick with cover sheets not less than 22 gauge (0.8mm or .030").
Supporting pilasters shall be 127mm (5") wide, 32mm (1.25") thick
with cover sheets not less than 18 gauge (1.2mm or .048"). The two
cover sheets shall have edges sealed with a continuous oval-crown
locking strip, mitered, welded and finished with a high performance
polymer powder coating. Corners shall be welded, ground smooth,
and powder coated with finish to match locking strip. Pilasters
shall be securely and rigidly fastened to the floor using 19mm (.75")
diameter
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expansion shield with spacer
and nuts for leveling of pilasters. Floors, preferably concrete,
should not be less than 127mm (5") thick for rigidity and anchorage.
The floor fastening shall be concealed and protected by a 76mm (3")
high, die-formed stainless steel pilaster shoe. Screen must be 58"
high in varied depths and anchored approximately 12" off the floor
with two brackets spaced 451/2" apart.
HARDWARE AND FITTING
All urinal screen panel and
pilaster brackets shall be chrome plated zinc die castings.
FLANGE MOUNTED SCREEN
Panels shall be 25mm (1")
thick with corner sheets not less than 22 gauge (0.8mm or .030").
The two cover sheet shall have edges sealed with a continuous oval-crown
locking strip, mitered, welded and finished with a high performance
polymer powder coating. Corners shall be welded, ground smooth,
and powder coated with finish to match locking strip. Screen must
be 18" or 24" deep, and 42" high. It shall be constructed of a one-piece
12 gauge full-length galvanized mounting backplate 4" wide and two
pieces of full length angle brace 11/2" x 3" inserted and attached
into the screen. It shall be attached to a concrete wall using 6
each 1/4" concrete rawl anchors to provide rigidity. (Not recommended
for hollow wall installations).
FINISH
All sheet metal to be thoroughly
cleaned, phosphated and finished with a high performance polymer
coating, baked on to provide a uniform smooth protective finish.
Color shall be selected from Hadrian's color chart.
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