- IR 501T/501UT is 5″ (127mm) deep and has a 2-3/4″ (69.9mm) sightline
- Expansion mullions have a 3″ (76.2mm) sightline
- 2-piece or 3-piece mullion options
- Screw spline fabrication
- IR 501T has an IsoLock® lanced pour and debridge thermal break
- IR 501UT has a dual IsoLock® lanced pour and debridge thermal break
- Center plane glass applications
- Outside glazed
- Anodized finishes in four choices
- Painted finishes in standard and custom choices
Optional Features
- Integrated entrance framing
- 350/500 IR Medium Stile – single or pairs of entrances
Product Applications
- Impact resistant
- Storefront, ribbon window or punched opening
- Low- to mid-rise
- Single span
Hurricane Resistant
Find out more here.
Thermal Technology
Find out more here.
Blast Resistant
Find out more here.
IR 501T/501UT Framing System - Architectural Detail Manual
3 MB
IR 500/501/501T/501UT Framing System and 350/500 IR Entrances - Flyer
687 KB
Storefront Framing Product Selection Guide
571 KB
IR 501T/501UT Framing System - Product Green Guide
273 KB
Trifab® Framing Systems and Storefront Framing Systems - EPD
1 MB
IR 501T/501UT Framing - DECLARE Label
4 MB
IR 501T/501UT Framing - MTS
259 KB
Finishes Information - Architectural Detail Manual
240 KB
Anodize Finishes - Color Chart
82 KB
Liquid Paint - Color Chart - Permadize®
1 MB
Liquid Paint - Color Chart - Permafluor®
137 KB
Powder Paint - Color Charts - Permacoat®
127 KB
IR 501T/501UT Framing - English
Dry Glazed-Typical Details
Dry Glazed-Corner Details
Dry Glazed-GLASSvent for Storefront Window Integration Details
Dry Glazed-IR 501 Entrance Framing with 350 IR Entrances
Dry Glazed-Miscellaneous IR 501 Entrance Frame Details
Wet Glazed-Typical Details
Wet Glazed-Corner Details
Wet Glazed-GLASSvent for Storefront Window Integration Details
Wet Glazed-IR 501 Entrance Framing with 350 IR Entrances
Wet Glazed-Miscellaneous IR 501 Entrance Frame Details
Dry Glazed-Typical Details
Dry Glazed-Corner Details
Dry Glazed-GLASSvent for Storefront Window Integration Details
Dry Glazed-IR 501 Entrance Framing with 350 IR Entrances
Dry Glazed-Miscellaneous IR 501 Entrance Frame Details
Wet Glazed-Typical Details
Wet Glazed-Corner Details
Wet Glazed-GLASSvent for Storefront Window Integration Details
Wet Glazed-IR 501 Entrance Framing with 350 IR Entrances
Wet Glazed-Miscellaneous IR 501 Entrance Frame Details
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
Material & Workmanship - English
228 KB
Material & Workmanship - French
239 KB
Kawneer - CA Prop 65 Warnings - English
462 KB
Anodized Finishes Warranty - English
561 KB
Anodized Finishes Warranty - French
538 KB
Painted Finishes Warranty - English
597 KB
Painted Finishes Warranty - French
593 KB
Insulating Glass Warranty - English
552 KB
Insulating Glass Warranty - French
541 KB
Laminated Glass Warranty - English
176 KB
Laminated Glass Warranty - French
165 KB
