- Hurricane impact tested on shutter application only
- 4-1/2″ (114.3) deep with a 2″ (50.8) sightline
- Front, center, back or multi-plane glass applications
- Flush glazed from either the inside or outside
- Screw spline, shear block, stick or type-B fabrication
- Screw spline pre-glaze option
- SSG / weather seal option
- Isolock® lanced and debridged thermal break option
- Infill options up to 1-1/8″ (28.6) thickness
- Anodized finishes in four choices
- Painted finishes in standard and custom choices
Optional Features
- Acoustical rating per AAMA 1801 and ASTM E 1425
- Project specific U-factors (see Thermal Charts in Architectural Detail Manual)
- Profit$Maker® plus die sets available
Pre-glaze option features*
- Tested solution with installation instructions enables shop fabrication and reduces field labor
- Vertical mullions with 1/4″ reveal provide uniform aesthetics
- High-performance sill flashing and clip design reduce installation time
- Composite end jamb allows for ease of installation of the last bay
- Trifab® 451/451T/451UT Framing Systems provide the right thermal performance for your project
- View our pre-glaze option flyer here
*For Trifab® 451/451T/451UT Framing System center set screw spline assembly applications only
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 windows are easily incorporated
Thermal Technology
Find out more here.
Blast Resistant
Find out more here.
Hurricane Resistant
Find out more here.
Trifab® VersaGlaze® 451/451T Framing System - Architectural Detail Manual
23 MB
Système de cadres TrifabMD VersaGlazeMD 451/451T - Manuel de détails architecturaux
23 MB
Trifab® VersaGlaze® 451/451T Framing System - Flyer
2 MB
Storefront Framing Product Selection Guide
Trifab® VersaGlaze® 451 Framing Systems Pre-Glaze Option Flyer
316 KB
Trifab® VersaGlaze® 451 Framing System - Product Green Guide
193 KB
Trifab® VersaGlaze® 451T Framing System - Product Green Guide
242 KB
Trifab® Framing Systems and Storefront Framing Systems - EPD
1 MB
Trifab® VersaGlaze® 450/451/451T and Trifab® 601T Framing Systems - DECLARE Label
701 KB
Trifab® VersaGlaze® 450/451 and Trifab® 601 Framing Systems
532 KB
Trifab® VersaGlaze® 451T and Trifab® 601T Framing Systems - MTS
483 KB
Finishes Information - Architectural Detail Manual
227 KB
Anodize Finishes - Color Chart
82 KB
Liquid Paint - Color Chart - Permadize®
713 KB
Liquid Paint - Color Chart - Permafluor®
350 KB
Powder Paint - Color Charts - Permacoat®
0 B
Trifab® VersaGlaze® 451 Framing System - English
Trifab® VersaGlaze® 451 Framing System - French
Trifab® VersaGlaze® 451 Framing System - Spanish US
Trifab® VersaGlaze® 451T Framing System - English
Trifab® VersaGlaze® 451T Framing System - French
Trifab® VersaGlaze® 451T Framing System - Spanish US
Trifab® VersaGlaze® 451/451T Framing System (Thermal) CENTER PLANE
Typical Framing Details (Outside Glazed)
Optional Framing Details with “Glass Stops Up” (Outside Glazed)
Typical Framing Details (Inside Glazed)
Pre-Glazed Option Details (Outside Glazed)
Pre-Glazed Option Details with Optional “Glass Stops Up” (Outside Glazed) 1
Pre-Glazed Option Details (Inside Glazed)
Pre-Glazed Optional Vertical Mullion Details
Optional Vertical Mullion Details
Head and Jamb Receptor Details
GLASSvent® Windows with Typical Framing Details (Outside Glazed) 1
GLASSvent® Windows with Optional Framing Details "Glass Stops Up" (Outside Glazed)
GLASSvent® Windows with Typical Framing Details (Inside Glazed)
8225TL Thermal Windows with Typical Framing Details (Outside Glazed)
8225TL Thermal Windows with Optional Framing Details "Glass Stops Up" (Outside Glazed)
8225TL Thermal Windows with Typical Framing Details (Inside Glazed)
Optional 4-1/2" x 4-1/2" Head, Horizontal and Sill Details
Optional Glazing Adapters
Stool Trim, Brake Metal Adapter and Splice Sleeve Details
Center Set - Shear Block Assembly - Outside Glazed (1" Infill)
Center Set - Shear Block Assembly - Outside Glazed Optional Glass Stops "Up" (1" Infill)
Center Set - Shear Block Assembly - Inside Glazed (1" Infill)
Center Set - Shear Block Assembly - Optional Vertical Mullions (1" Infill)
Center Set - Shear Block Assembly - Typical Corner Detail (1" Infill)
Center Set - Shear Block Assembly - Head and Jamb Receptors
Center Set - Shear Block Assembly - Outside Glazed with Glassvent® Windows for Storefront Framing Details (1" Infill)
Center Set - Shear Block Assembly - Outside Glazed - Glass Stops "Up" with Glassvent® Windows for Storefront Framing Details (1" Infill)
Center Set - Shear Block Assembly - Inside Glazed with Glassvent® Windows for Storefront Framing Details (1" Infill)
Center Set - Shear Block Assembly - Outside Glazed with 8225TL Thermal Windows Details (1" Infill)
Center Set - Shear Block Assembly - Outside Glazed with 8225TL Thermal Windows Details (1" Infill)
Center Set - Shear Block Assembly - Inside Glazed with 8225TL Thermal Windows Details (1" Infill)
Center Set - Shear Block Assembly - 4-1/2" X 4-1/2" Head, Horizontal & Sill (1" Infill)
Center Set - Shear Block Assembly - Optional Glazing Adapters
Center Set - Shear Block Assembly - Stool Trims, Brake Metal Adapter and Splice Sleeve
Typical Framing Details (Outside Glazed) - Std Receptor
Typical Framing Details (Outside Glazed) - Lightweight Receptor
Typical Framing Details (Outside Glazed) - Unequal Leg Head/Sill Receptor
Typical Framing Details (Outside Glazed) - Std Receptor Stops Up
Typical Framing Details (Outside Glazed) - LW Receptor Stops Up
Typical Framing Details (Inside Glazed) - Std Receptor
Typical Framing Details (Inside Glazed) - Lightweight Receptor
Optional Vertical Mullions - Standard Receptor
Optional Vertical Mullions - Lightweight Receptor
Typical Corner Details - Std Receptor
Typical Corner Details - Lightweight Receptor
GLASSvent Details with Typical Framing Details (Outside Glazed) - Std Receptor
GLASSvent Details with Typical Framing Details (Outside Glazed) - LW Receptor
GLASSvent Details with Typ. Framing (Outside Glazed) - Std Receptor Stops Up
GLASSvent Details with Typ. Framing (Outside Glazed) - LW Receptor Stops Up
GLASSvent Details with Typical Framing Details (Inside Glazed) - Std Receptor
GLASSvent Details with Typical Framing Details (Inside Glazed) - LW Receptor
8225TL Window Details with Typ. Framing Details (Outside Glazed) - Std Receptor
8225TL Window Details with Typ. Framing Details (Outside Glazed) - LW Receptor
8225TL Window Details with Typ. Framing (Outside Glazed) - Std Receptor Stops Up
8225TL Window Details with Typ. Framing (Outside Glazed) - LW Receptor Stops Up
8225TL Window Details with Typ. Framing Details (Inside Glazed) - Std Receptor
8225TL Window Details with Typ.Framing Details (Inside Glazed) - LW Receptor
Optional Glazing Adaptors
Stool Trims, Brake Metal Adaptor, Strap Anchors and Splice Sleeves
Offset Pivot/Butt Hung with Surface Closer
Offset Pivot/Butt Hung with SA COC
Center Hung with COC (Open Back Frame)
Offset Pivot/Butt Hung with Surface Closer (Open Back Frame)
Offset Pivot/Butt Hung with SA COC (Open Back Frame)
Trifab® VersaGlaze® 451/451T Framing System (Thermal) FRONT PLANE
Front Set - Screw Spline Assembly - Outside Glazed (1" Infill)
Front Set - Screw Spline Assembly - Inside Glazed (1" Infill)
Front Set - Screw Spline Assembly - Expansion Mullions (1" Infill)
Front Set - Screw Spline Assembly - Typical 90° and 135° Corner Details (1" Infill)
Front Set - Screw Spline Assembly - Head and Jamb Receptors
Front Set - Screw Spline Assembly - Outside Glazed with Glassvent® Windows for Storefront Framing Details (1" Infill)
Front Set - Screw Spline Assembly - Inside Glazed with Glassvent® Windows for Storefront Framing Details (1" Infill)
Front Set - Screw Spline Assembly - Outside Glazed with 8225TL Thermal Windows Details (1" Infill)
Front Set - Screw Spline Assembly - Inside Glazed with 8225TL Thermal Windows Details (1" Infill)
Front Set - Screw Spline Assembly - Optional Glazing Adaptors
Front Set - Screw Spline Assembly - Stool Trims, Brake Metal Adaptor and Splice Sleeve
Front Set - Shear Block Assembly - Outside Glazed (1" Infill)
Front Set - Shear Block Assembly - Inside Glazed (1" Infill)
Front Set - Shear Block Assembly - Expansion Mullions (1" Infill)
Front Set - Shear Block Assembly - Typical Corner Details (1" Infill)
Front Set - Shear Block Assembly - Head and Jamb Receptors
Front Set - Shear Block Assembly - Outside Glazed with Glassvent® Windows for Storefront Framing Details (1" Infill)
Front Set - Shear Block Assembly - Inside Glazed with Glassvent® Windows for Storefront Framing Details (1" Infill)
Front Set - Shear Block Assembly - Outside Glazed with 8225TL Thermal Windows Details (1" Infill)
Front Set - Shear Block Assembly - Inside Glazed with 8225TL Thermal Windows Details (1" Infill)
Front Set - Shear Block Assembly - Optional Glazing Adaptors
Front Set - Shear Block Assembly - Stool Trims, Brake Metal Adaptor and Splice Sleeve
Typical Framing Details (Outside Glazed) - Std Receptor
Typical Framing Details (Outside Glazed) - Lightweight Receptor
Typical Framing Details (Outside Glazed) - Std Receptor Stops Up
Typical Framing Details (Inside Glazed) - Std Receptor
Typical Framing Details (Inside Glazed) - Lightweight Receptor
Typical Framing Details (Inside Glazed) - Std Receptor 2-color option
Typical Corner Details - Std Receptor
Typical Corner Details - Lightweight Receptor
GLASSvent Details with Typical Framing Details (Outside Glazed) - Std Receptor
GLASSvent Details with Typical Framing Details (Outside Glazed) - LW Receptor
GLASSvent Details with Typical Framing Details (Outside Glazed) - Std Receptor Stops Up
GLASSvent Details with Typical Framing Details (Inside Glazed) - Std Receptor
GLASSvent Details with Typical Framing Details (Inside Glazed) - LW Receptor
8225TL Window Details with Typ. Framing Details (Outside Glazed) - Std Receptor
8225TL Window Details with Typ. Framing Details (Outside Glazed) - LW Receptor
8225TL Window Details with Typ. Framing Details (Outside Glazed) - Std Receptor Stops Up
8225TL Window Details with Typ. Framing Details (Inside Glazed) - Std Receptor
8225TL Window Details with Typ. Framing Details (Inside Glazed) - LW Receptor
Optional Glazing Adaptors
Stool Trims, Brake Metal Adaptor, Strap Anchors and Splice Sleeves
Typical Framing Details (Outside Glazed)
Typical Framing Details (Inside Glazed)
"2 Color Option" Framing Details (Outside Glazed)
"2 Color Option" Framing Details (Inside Glazed)
1/4" Infill Adaptor Details
Stool Trims, Strap Anchors and Splice Sleeves
Typical Framing Details (Inside Glazed)
Typical Framing Details "SSG" (Inside Glazed)
Typical Framing Details "Weatherseal" (Inside Glazed)
Optional Glazing Adaptors
Stool Trims and Brake Metal Adaptor
Offset Pivot/Butt Hung with Surface Closer
Offset Pivot/Butt Hung with SA COC
Trifab® VersaGlaze® 451/451T Framing System (Thermal) BACK PLANE
Back Set - Screw Spline Assembly - Outside Glazed (1" Infill)
Back Set - Screw Spline Assembly - Inside Glazed (1" Infill)
Back Set - Screw Spline Assembly - Expansion Mullions (1" Infill)
Back Set - Screw Spline Assembly - Typical 90° and 135° Corner Details (1" Infill)
Back Set - Screw Spline Assembly - Head and Jamb Receptors
Back Set - Screw Spline Assembly - Optional Glazing Adaptors
Back Set - Screw Spline Assembly - Stool Trims, Brake Metal Adaptor and Splice Sleeve
Typical Framing Details (Outside Glazed) with "Standard Receptor"
Typical Framing Details (Outside Glazed) with "Lightweight Receptor"
Typical Framing Details (Inside Glazed) with "Standard Receptor"
Typical Framing Details (Inside Glazed) with "Lightweight Receptor"
Typical Corner Details with "Standard Receptor"
Typical Corner Details with "Lightweight Receptor"
Optional Glazing Adaptors
Stool Trims, Brake Metal Adaptor, Strap Anchors and Splice Sleeves
Offset Pivot/Butt Hung with Surface Closer
Offset Pivot/Butt Hung with SA COC
Back Set - Shear Block Assembly - Outside Glazed (1" Infill)
Back Set - Shear Block Assembly - Inside Glazed (1" Infill)
Back Set - Shear Block Assembly - Expansion Mullions (1" Infill)
Back Set - Shear Block Assembly - Typical Corner Details (1" Infill)
Back Set - Shear Block Assembly - Head and Jamb Receptors
Back Set - Shear Block Assembly - Optional Glazing Adaptors
Back Set - Shear Block Assembly - Stool Trims, Brake Metal Adaptor and Splice Sleeve
Trifab® VersaGlaze® 451/451T Framing System (Thermal) MULTI- PLANE
Transition Mullion with "Standard Receptor"
Transition Mullion with "Lightweight Receptor"
Trifab® VersaGlaze® 451/451T Framing System (Non Thermal) MULTI- PLANE
Trifab® VersaGlaze® 451/451T Framing System (Non Thermal) HURRICANE IMPACT
Typical Framing Details (Outside Glazed)
Offset Pivot/Butt Hung with Surface Closer
Offset Pivot/Butt Hung with COC
Typical Framing Details (Outside Glazed)
Offset Pivot/Butt Hung with Surface Closer
Offset Pivot/Butt Hung with COC
Trifab® VersaGlaze 451 SUBFRAME
Trifab® VG 451 Subframe, 190 Standard Non-Thermal Entrance Details, Single Acting / Offset Pivot / Butt Hung or CGH with Concealed Overhead Closer or Surface Closer (1" Infill)
Trifab® VG 451 Subframe, 250T Insulpour® Thermal Entrance Details, Single Acting / Offset Pivot / Butt Hung or CGH with Concealed Overhead Closer or Surface Closer (1" Infill)
Trifab® VG 451 Subframe, 350T Insulpour® Thermal Entrance Details, Single Acting / Offset Pivot / Butt Hung or CGH with Concealed Overhead Closer or Surface Closer (1" Infill)
Trifab® VG 451 Subframe, 500T Insulpour® Thermal Entrance Details, Single Acting / Offset Pivot / Butt Hung or CGH with Concealed Overhead Closer or Surface Closer (1" Infill)
Curtain_Wall-Kawneer-Trifab_VG_451-SSB.rvt
Curtain_Wall-Kawneer-Trifab_VG_451-SSC.rvt
Curtain_Wall-Kawneer-Trifab_VG_451-SSF.rvt
Curtain_Wall-Kawneer-Trifab_VG_451T-SSB.rvt
Curtain_Wall-Kawneer-Trifab_VG_451T-SSC.rvt
Curtain_Wall-Kawneer-Trifab_VG_451T-SSF.rvt
Revit Details VG451-SSB.zip
Revit Details VG451-SSC.zip
Revit Details VG451-SSF.zip
Revit Details VG451T-SSB.zip
Revit Details VG451T-SSC.zip
Revit Details VG451T-SSF.zip
While most of our products are not hazardous in and amongst themselves, hazardous properties can develop when the product is altered through cutting, welding, and grinding. Details on the specific hazards that can develop and the proper protective measures to use can be found in the SDSs.
Arconic’s SDS database provides PDF files of safety information on specific materials. The SDS ID numbers (product code) and description for materials used in Kawneer products are listed below.
SDS # DESCRIPTION / TITLE
1405 – Kawneer Thermal Break Filled Extrusions
1385 – Kawneer Acrylic Paints
1386 – Kawneer Fluoropolymer Paints
1526 – Kawneer Bloomsburg Solvent Recovery Still Residuals
1387 – Painted Architectural Aluminum Extrusions
509 – Aluminum Extrusions, Anodized Aluminum Products
Search Arconic’s SDS database for safety information on specific materials.
Search Instructions
Project Warranty Cover Sheet (English)
135 KB
Project Warranty Cover Sheet (French-Canadian)
133 KB
Project Warranty Cover Sheet Sample (English)
138 KB
Project Warranty Cover Sheet Sample (French-Canadian)
136 KB
Material & Workmanship - English
159 KB
Material & Workmanship - French
166 KB
Material & Workmanship Sample (English)
192 KB
Material & Workmanship Sample (French Canadian)
201 KB
Anodized Finishes Warranty - English
523 KB
Anodized Finishes Warranty - French
517 KB
Anodized Finishes Sample (English)
529 KB
Anodized Finishes Sample (French Canadian)
524 KB
Painted Finishes Warranty - English
557 KB
Painted Finishes Warranty - French
538 KB
Painted Finishes Sample (English)
565 KB
Painted Finishes Sample (French Canadian)
550 KB
Insulating Glass Warranty - English
498 KB
Insulating Glass Warranty - French
499 KB
Insulating Glass Sample (English)
502 KB
Insulating Glass Sample (French Canadian)
504 KB
Laminated Glass Warranty - English
122 KB
Laminated Glass Warranty - French
123 KB
Laminated Glass Sample (English)
126 KB
Laminated Glass Sample (French Canadian)
128 KB
Corrective Field Repairs (English)
154 KB
Corrective Field Repairs (French-Canadian)
152 KB
