1.800.221.4169
The 5500X is EFCO's newest 2 1/2" curtain wall system that offers extraordinary thermal performance using a 38mm E-Strut™ which can achieve values as low as .19 U-factor. Available in system depths of 7" and 8" as well as an extensive library of accessories provides a wide range of configuration and applications to meet any thermally demanding specification and aesthetic design.

38mm E-Strut™ thermal isolator
Dual finish capability
Improved U-Factor performance
7" and 8" mullion depths available
Design flexibility
Screw spline construction
Allows assembly of sections prior to installation
Decreases installation time
Accommodates up to 2-1/4" infill
Expands design and energy savings options
Wide variety of snap-on face covers
Customize projects with face covers of various depths and profiles
Integral door adaptors
Compatible with 2" Thermastile™ doors
Anodized and painted finishes available
Unlimited options to answer economic and aesthetic concerns
  • 7" Deep Door Frame

    7" Deep Door Frame

    Details
    Elevations
  • 8" Deep Door Frame

    8" Deep Door Frame

    Details
    Elevations
  • 7" Deep Outside Glazed

    7" Deep Outside Glazed

    Details
    Elevations
  • 8" Deep Outside Glazed

    8" Deep Outside Glazed

    Details
    Elevations
  • 12G3

    12G3

  • 12G9

    12G9

  • 12K4

    12K4

  • 12K5

    12K5

  • 12L7

    12L7

  • 12L8

    12L8

  • 12M8

    12M8

  • 12N6

    12N6

  • 3679

    3679

  • 3712

    3712

  • 3789

    3789

  • 4564

    4564

  • 4576

    4576

  • 4764

    4764

  • 4766

    4766

  • 4770

    4770

  • 4780

    4780

  • 4951

    4951

  • 4952 and 4575

    4952 and 4575

  • 4964

    4964

  • 5226

    5226

  • 5442

    5442

  • 5700

    5700

  • 6311

    6311

  • 6323 and 6324

    6323 and 6324

  • 6398

    6398

  • 6446

    6446

  • 6475

    6475

  • 6499

    6499

  • 6560

    6560

  • 6605

    6605

  • 6665

    6665

  • 6668

    6668

  • 6872 and 6324

    6872 and 6324

  • 7090

    7090

  • 7289

    7289

  • 7291

    7291

  • 7409

    7409

  • 7423

    7423

  • 7441

    7441

  • 7678

    7678

  • 7679

    7679

  • 7948

    7948

  • 7989

    7989

  • 8843

    8843

  • 8849

    8849