Aluminum Glass Door 521

Aluminum Glass Door model 521 is a sectional aluminum door appropriate for environments where maximum light infiltration and/or visual access is required. Designed to fit openings up to 26’2″ (7976 mm) wide and 20’1″ (6121 mm) high, the Model 521 features a wide, 2-11/16″ (68 mm) center stile, 3-3/4″ (95 mm) or 4-1/2″ (114 mm) bottom rail, based on door size.

Construction

Product Specifications
Standard Max Width 26’2″ (7976 mm)
Standard Max Height 20’1″ (6121 mm)
Section thickness 1 3/4″ (45 mm)
Material 6063-T6 aluminum
Standard finish 204R-1 clear anodized(painted white at no charge)
Center stile width 2 11/16″ (68 mm)
End stile width 3 5/16″ (84 mm)
Top rail width 2 3/8″ (60 mm) or 3 3/4″ (95 mm)
Top intermediate rail width 2 1/8″ (54 mm)
Bottom intermediate rail width 1 19/32″ (40 mm)
Bottom rail width 3 3/4″ (95 mm) or 4 1/2″ (114 mm)
Weatherseals Bottom, flexible PVC
Standard springs 10,000 cycle
Track 2″ (51 mm)
Mounting Angle
Operation Manual pull rope
Hinges and fixtures Galvanized steel
Lock Galvanized, interior-mounted single unit

 

Warranty

  • 1-year limited
Colors

Anodized Finishes

  • clear aluminum color swatch

    Clear (standard)

  • anodized light bronze glass color swatch

    Light Bronze

  • anodized medium bronze glass color swatch

    Medium Bronze

  • anodized dark bronze glass color swatch

    Dark Bronze

  • black anodized finish color swatch

    Black

Powder Coat Color Options

PowderGuard® Premium powder coat options are available in approximately 200 colors as well as custom matching to specification.

Powder Guard Coat Colors

Enhancements
  • Electric operator or chain hoist
  • Bottom sensing edge
  • 3″ track
  • Bracket mounting (not available on full vertical door tracks)
  • Higher-cycle springs in 25k, 50k, 75k, 100k cycle
  • Exhaust ports
  • Polyurethane insulation available in the rails and stiles
    • R-value up to 4.1 depending on glazing choice
  • Higher-cycle springs in 25k, 50k, 75k, 100k cycle
  • Four-section pass door
  • Wind load options available
  • Finish options:
    • Bronze anodized
    • Select from 197 standard powder coat colors or colored to match specification
  • Window Glazing Options:
    • 1⁄8″ (3 mm) DSB
    • 1⁄8″ (3 mm) or 1⁄4″ (6 mm) acrylic
    • 1⁄8″ (3 mm) or 1⁄4″ (6 mm) tempered
    • 1⁄8″ (3 mm) or 1⁄4″ (6 mm) clear polycarbonate
    • 1/4” (6 mm) and 3/8” (10 mm) multi-wall polycarbonate
    • 1⁄4″ (6 mm) wire glass
    • 1⁄2″ (12 mm) insulated glass

Read instructions on how to clean polycarbonate windows