​​​​​​​​​​​EverServe® Model 521S

Aluminum Glass Doors | Commercial Products

​​​​​​​​​​​EverServe® Aluminum Glass Door model 521S is a sectional aluminum door a​ppropriate for environments where maximum light infiltration and/or visual access is required. Designed to fit openings up to 20’2″ (6147 mm) wide and 18’1″ (5512 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.

aluminum-glass-door-521s-wide

​​Door Options

    • Wind load options available
    • Lock: Interior galvanized single unit with interlock
    • Finish options:
      • Bronze anodization
      • Anodized or Painted
      • PowderGuard® Premium powder coat and PowderGuard® Max hardened powder coat available in approximately 200 colors as well as color-matching to specification
      • PowderGuard® Textured Finish: Industrial textured powder coat provides a thicker, more scratch-resistant coat for added product protection on guides, bottom bar and head plate
      • the end
    • Operation options:
      • 208 volts, single phase, 60 Hz (190-207V range)
      • 208 volts, three phase, 60 Hz (190-207V range)
      • 230 volts, single phase, 60 Hz (208-245V range)
      • 230 volts, three phase, 60 Hz (208-245V range)
      • 460 volts, three phase, 60 Hz (456-495V range)
      • 575 volts, three phase, 60 Hz (517-632V range)
    • Accessory Options
      • Receivers/transmitter’s/Radio control
      • Loop detectors/motion detectors
      • Additional push button station/Treadle switch/Horn/Strobe
      • Key switch/Traffic light/Warning light/LED system break
      • Cover/Gearbox heater/Transformer 9KVA
      • Coil-cord kit/Hand chain extension/Hoist switch extension
      • Photo-eye
    • 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) twin-wall polycarbonate. 5/8″ triple-wall polycarbonate
      • 1⁄4″ (6 mm) 3/8″ (10mm) and 5/8″ (16mm) twin-wall polycarbonate, triple-wall polycarbonate 1/4″ (6mm) wire glass
      • 1⁄2″ (12 mm) insulated glass ​​​​​​

Read instructions on how to clean polycarbonate windows​​​​​​

Colors​​​

Anodized Finishes

  • ClearClear
    (standard)
  • Light BronzeLight Bronze
  • Medium BronzeMedium
    Bronze
  • BronzeDark
    Bronze

Actual door color may vary slightly from the digital representation above. Color samples are available by request through your local Overhead Door™ Distributor.​​​​​​​​​

Powder Coat Color Options

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

Powder Guard color options

​​Features

  • Standard max width 20’2″ (6147 mm)
  • Standard max height 18’1″ (5512 mm)
  • Section thickness 1 3/4″ (45 mm)
  • Material 6061-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
  • Track 3″ (76.2 mm)
  • Control Panel Electronic controller with micro-processor self-diagnostics. Digital readout, time delay self-close timer and non-resettable cycle counter. Enclosure is IP54 rated (NEMA 3 equivalent)
  • Mounting Side mount, left or right, vertical only
  • Operation Direct drive integrated gear/motor/brake assembly; Drive assembly and limit sensors are factory pre-assembled; Manual hand chain for power outage; Horsepower appropriate to door size/weight; 230V AC 3-phase motor (operating range 208-245V)
  • Hinges and fixtures Galvanized steel ​
  • Rollers Nylon (Standard) Steel (Windload)
  • Actuator Single open/close/stop push button station incorporated into control panel ​
  • Accessories Cable tension switches LH/RH Hand chain switch on motor Encoder plug and play 8-port junction box