Application — Maximum size limits: Width 24'2", Height 18'0". Consult factory over 24'2".

RAILS AND STILES — To be joined by heli-arc welds in unexposed locations. Aluminum alloy 6063 T-6. Door thickness 1 3/4". Bottom rail 4 1/2". Meeting rails 3 3/8". Top rail 2 3/4" up to 16'2" wide, 4 1/2" over 16' 2". End stiles 3 3/8". Center stiles are 3 1/2".

FINISH— Anodized per Aluminum Association specification A-21. Clear anodized, dark bronze and baked-on white-stock colors. Custom colors available.

PANELS — .051 Anodized aluminum sheet. For insect screens, grilles, louvers or vents, consult factory.

GLAZING — 1/8", 1/4", 3/16", 7/16" insulated, tempered, non-tempered, sandblasted, obscure frit, laminated, reflective, colored, tinted. Louvers, flat translucent fiberglass sheet, grills, ballistic, two-way mirror glass, or custom glazing.

BOTTOM WEATHER SEAL — Cold-weather rubber astragal.

SIDE WEATHER SEAL — Wood jamb - positive seal aluminum stops. Steel jambs - vinyl perimeter seal.

TRACK — Arm-R-Lite galvanized 2" or 3" track as required by door size, vertical track bracket or angle mounted, horizontal track angle mounted. Painted track and hardware available!

HARDWARE — Stamped 14-gauge galvanized steel.

ROLLERS — Heavy-duty full ball bearing with hardened inner race.

COUNTERBALANCE — Torsion springs, cast aluminum drums, aircraft cable.

LOCKING DEVICE — Interior slide bolt or cylinder lock.

REINFORCING — Steel U-bar struts on doors over 14'3" wide.

WIND LOAD — All doors constructed to meet or exceed standards established under National Association of Door specification 102-1988. Consult factory for special Wind Loading needs.