SLOTTED
HEAVY DUTY RAP-TIE
COMPONENTS & SPECIFICATIONS
Slotted Heavy Duty L-Plate: The Slotted
Heavy Duty L-Plate is manufactured from 16 gauge sheet steel
[1.367 mm (0.0538”)
minimum base steel thickness] and is available in both hot-dip
galvanized finish and stainless steel. The weight of hot-dip
galvanized finish is not less than 460 g/m2/side (1.5 oz/ft2/side),
and satisfies the requirements of CSA A370 (which references
ASTM A123), ACI 530.1/ASCE 6/TMS 602 (which references ASTM
A153, Class B), and the International Codes (which reference
ASTM A153, Class B). The incorporation of holes through the
body of the Slotted Heavy Duty L-Plate minimizes thermal
conductivity through the tie system.
The overall length of
the Slotted Heavy Duty L-Plate is 18 mm (0.7”) longer
than the specification length (L). The specification length
is the total distance between the exterior face of the insulation
and the exterior face of the component of the structural
backing to which the Slotted Heavy Duty L-Plate is fastened/bears.
The Slotted Heavy Duty L-Plate is available in standard specification
lengths (L) of 0 (0”), 28 (1.1”), 41 (1.6”),
54 (2.1”), 67 (2.6”), 79 (3.1”), 92 (3.6”)
and 105 (4.1”) mm. Intermediate sizes are also available.
V-Tie™:
The V-Tie™ is manufactured from 4.76
mm (0.19”) diameter wire and is available in both hot-dip
galvanized finish and stainless steel. The weight of hot-dip
galvanized finish is not less than 460 g/m2 (1.5 oz/ft2)
and satisfies the requirements of CSA A370 (which references
ASTM A123), ACI 530.1/ASCE 6/TMS 602 (which references ASTM
A153, 458 g/m2) and the International Codes (which reference
ASTM A153, Class B, 458 g/m2).
The V-Tie™ is available
in a variety of standard lengths to accommodate different
specified thicknesses of masonry veneer and design widths
of air space. Varying lengths of V-Tie™ also facilitate
in-situ adjustment normal to the structural backing (to accommodate
construction tolerances) where the constructed width of air
space differs from the design width of air space. Standard
lengths of V-Tie™ include
60 mm (2.4”), 80 mm (3.1”), 100 mm (3.9”),
120 mm (4.7”), 140 mm (5.5”), 160 mm (6.3”),
180 mm (7.1”), 200 mm (7.9”), 225 mm (8.9”)
and 250 mm (9.8”).
Insulation Support: The Insulation
Support is manufactured from polyethylene. It is pressed
over the outboard end of the L-Plate tightly against the
cavity insulation to prevent the insulation from separating
from the structural backing/air barrier. The friction fit
between the Insulation Support and the Slotted Heavy Duty
L-Plate restrains the insulation during construction which
is commonly installed in advance of the exterior masonry
wythe. Subsequent installation of the V-Tie™ sandwiches
the Insulation Support between the insulation and V-Tie™,
thereby locking the Insulation Support in place and ensuring
a reliable and permanent insulation support system.
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