Alumatite Series

Sectional aluminium overhead doors.


Alumatite Models

  • /images/com-alumatiteThumb.pngA150
  • /images/com-alumatiteThermThumb.pngA150T

Download The Alumatite (A150, A175) Sellsheet

Alumatite Door Systems are designed to provide an attractive and practical solution when maximum light and/or visibility is required. Built to withstand heavy use and high traffic using extruded aluminum alloy rails and stiles with a full width integral horizontal reinforcing truss at each pair of meeting rails. Highest quality hardware components provide years of dependable operation. Choose from a variety of finish and glazing options or configure your door with Thermatite panels for extra strength and additional energy savings.


Section Details:

  • Section Thickness

  • A150 1 1/2″ (38mm)
  • A175 1 3/4″ (45mm)
  • Section Framing

  • Fabricated from 6063-T6 aluminum alloy extrusions, extrusion thickness 0.075″ (1.9mm) thick, and 0.105″ (2.7mm) thick at hardware mounting locations.
  • End stiles: 3 3/8″ (86mm) wide aluminum for single end roller brackets; 6 3/8″ (162mm) for double end roller brackets
  • Centre stiles: 2″ (51mm) wide aluminum
  • Pair of meeting rails: 3 1/4″ (83mm) high, aluminum
  • Top and bottom rails: 3 3/8″ (86mm) high, aluminum
  • Glazing Sections

  • 1/8″ (3mm) thick or 1/4″* (6mm*) thick clear acrylic, polycarbonate, plain or tempered glass or 1/2″ (13mm) thick sealed plain or tempered glass
    * Not available for A150
  • Self-aligning glazing retainer
  • Paneled Sections

  • Fabricated from 0.05″ (1.29mm) thick stucco embossed aluminum sheet.
  • Thermatite Bottom Section (optional top section)

  • Insulated sections fabricated from pre-painted, hot dipped galvanized, steel sheet; with rigid polyurethane insulation core, CFC and HCFC free, face sheet stucco embossed and rib reinforced.
  • T150 / T150 R 13.21 ft2 hF/Btu / U 0.430 W/m2K
  • T175 / T175 R 16 ft2 hF/Btu / U 0.355 W/m2K
  • Reinforcement

  • 0.105″ (2.7mm) thick aluminum extrusion for hardware mounting. Full width integral horizontal, reinforcing truss at each pair of meeting rails. Minimum depth of 1 3/4″ (45mm)
  • Opening Width

  • All models 16’-2″ (4928mm)
  • Opening Height

  • All models 16’-0″ (4877mm)
  • Warranty

  • 1 year on materials and workmanship

  • com-clearAnodizingClear Anodizing*
  • com-whiteDuracronWhite

Color Options:

Clear* anodizing to AA Spec A-21 (Custom anodized colors are also available). White Duracron Super 600 thermo-setting acrylic enamel.






Standard Hardware


Full length retainer and bulb weather strip minimize air flow and ensure weather-tightness at the base of your door.


Doors are constructed to withstand wind load specified in ANSI/DASMA 108. Linear style trusses are provided according to door size. Additional trussing can be provided for higher wind load applications.


Roll formed from commercial galvanized steel. Vertical tracks sloped to ensure weather tight seal. Horizontal track curve available in 12″ (305mm) or normally provided 16″ (406mm) radius.

Track Brackets

Bolted type, field adjustable, rib reinforced, stamped from 0.123″ (3.1 mm) thick commercial galvanized steel.


Ten ball bearings provide years of smooth and quiet operation. 7/16″ (11mm) diameter standard stem, long stem on doors over 16’-2″ (4928mm) wide.

Counter Balance

Helically wound torsion springs manufactured from oil tempered spring wire, stress relieved, minimum 10,000 cycles. Aluminum die-cast grooved drums. Flexible 7 x 19 construction aircraft type galvanized cables with 5:1 safety factor. Higher cycle available upon request.

Horizontal Angle

72″ (1829 mm) long or 90″ (2286mm) for 3″ hardware.


Linear type, fabricated from 0.078″ or 0.106″ (2 or 2.7mm) thick zinc plated steel with embossments designed to resist higher load and provide greater stability resulting in improved performance.

Top Roller Carrier

Fabricated from zinc plated steel designed to provide greater stability, field adjustable to ensure weather tight seal.

Roller Brackets

Linear type fabricated from 0.078″ or 0.106″ (2 or 2.7mm) zinc plated steel. Graduated type design to ensure weather tight seal.


1″ (25mm) diameter 0.078″ (2mm) tube or 1/8″ (3mm) wall keyed full length or 1″ (25mm) diameter cold rolled galvanized steel keyed full length.

Head Plates

Full height fabricated from galvanized steel, complete with bolt-on type bearings.


Interior slide bolt type.

Mounting Fasteners

Zinc plated.

Optional Hardware

  • Exhaust port: 3″ (76 mm) / 4″ (102mm) / 5″ (127mm) diameter
  • Plywood Kick Panel: 3/8″ (9.5mm) thick plywood covered on both sides with 0.032″ (0.8mm) aluminum or 0.037″ (0.94mm) embossed steel sheets