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      • Trifab® 451UT Framing System- Front Isometric
      • Trifab® 451UT Framing System - Back Isometric
      • Trifab® 451UT Framing System - Left Jamb
      • Trifab® 451UT Framing System - Head
      • Trifab® 451UT Framing System - Intermediate Horizontal
      • Trifab® 451UT Framing System - Sill
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      Trifab® 451UT Framing System

      • 2" (50.8mm) sightline
      • 4-1/2" (114.3mm) depth
      • Ultra thermal performance
      • Blast mitigation
      • Center plane glass applications
      • Pre-glazed option (screw spline )

      Product Features

      Built on the proven and successful Trifab® platform, Trifab® 451UT (Ultra Thermal) Framing System provides improved thermal performance to increase energy efficiency by employing a "dual" Isolock® thermal break. Designed for single-span storefront, ribbon window or punched openings this screw spline fabricated system has center set glass and a pre-glazed option.

      Latest Feature:

      Key Features Include:

      • Trifab® 451UT framing system is 4-1/2" deep with a 2" sightline
      • Center Plane glass application
      • Flush glazed from either the inside or outside
      • Screw Spline fabrication
      • Screw Spline pre-glazed option
      • Dual Isolock® lanced and debridged thermal break
      • Infill options up to 1-1/8" thickness
      • Permanodic® anodized finishes in 7 choices
      • Painted finishes in standard and custom choices

      Optional Features:

      • High performance flashing
      • Acoustical rating per AAMA 1801 and ASTM E 1425
      • Project specific U-factors (See thermal charts in Architectural Detail Manual) 

      Product Applications:

      • Storefront, Ribbon Window or Punched Openings
      • Single-span
      • Integrated entrance framing allowing Kawneer standard entrances or other specialty entrances to be incorporated
      • Kawneer standard or GLASSvent® windows  are easily incorporated

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