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Product Approval Menu > Application Detail

FL #

FL42378-R2

Application Type

Revision

Code Version

2026

Application Status

Applied For

Comments

Archived

Product Manufacturer

Cornerstone Building Brands (Fortify, ABC, Ceco, MBCI, Metal Sales, Metallic, Mueller, Robertson, Star, Union)

Address/Phone/Email

5020 Weston Parkway
Cary, NC
(480) 529-5987
blake.rogers1@cornerstone-bb.com

Authorized Signature

Blake Rogers
blake.rogers1@cornerstone-bb.com

Technical Representative

Address/Phone/Email

Quality Assurance Representative

Address/Phone/Email

Category

Panel Walls

Subcategory

Siding

Compliance Method

Evaluation Report from a Florida Registered Architect or a Licensed Florida Professional Engineer
Evaluation Report - Hardcopy Received

Florida Engineer or Architect Name who developed the Evaluation Report

David Eng

Florida License

PE-81377

Quality Assurance Entity

UL LLC

Quality Assurance Contract Expiration Date

11/13/2026

Validated By

James R Wally, PE

Validation Checklist - Hardcopy Received

Certificate of Independence

FL42378_R2_COI_24ga_Artisan_L12_FL100_16ga_girts.pdf

Referenced Standard and Year (of Standard)

Standard	Year
ASTM E1592	2017

Equivalence of Product Standards
Certified By

Sections from the Code

Product Approval Method

Method 1 Option D

Date Submitted

10/03/2026

Date Validated

Summary of Products


FL #	Model, Number or Name	Description
42378.1	01: 24ga (min) Artisan L-12/FL100 on 16ga (min) girts	24ga (min) Artisan L-12/FL100 interlocking steel wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +60/-90 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_24ga_Artisan_L12_FL100_16ga_girts.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_24ga_Artisan_L12_FL100_16ga_girts.pdf Created by Independent Third Party: Yes

42378.2	02: 032 aluminum FL100 on 16ga (min) girts	Nominally 0.032" aluminum or thicker FL100 interlocking aluminum wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +42/-49 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_032_FL100_16ga_girts.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_032_FL100_16ga_girts.pdf Created by Independent Third Party: Yes

42378.3	03: 26ga (min) AVP on 16ga (min) girts	26ga (min) AVP exposed fastener wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +23.4/-161.3 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_26ga_AVP_16ga_girts.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_26ga_AVP_16ga_girts.pdf Created by Independent Third Party: Yes

42378.4	04: 24ga (min) Designer Series Fluted on 16ga (min) girts	24ga (min) Designer Series Fluted wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +30/-85 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_24ga_Designer_16ga_girts.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_24ga_Designer_16ga_girts.pdf Created by Independent Third Party: Yes

42378.5	05: 24ga (min) FW-120 on 16ga (min) girts	24ga (min) FW-120 wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +80/-151 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_24ga_FW120_16ga_girts.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_24ga_FW120_16ga_girts.pdf Created by Independent Third Party: Yes

42378.6	06: 24ga (min) Shadowrib on 16ga (min) girts	24ga (min) Shadowrib wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +45/-95 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. American Building Components, MBCI, Union Corrugating Company, Reed's Metals, et al.		Installation Instructions FL42378_R2_II_24ga_Shadowrib_16ga_girts.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_24ga_Shadowrib_16ga_girts.pdf Created by Independent Third Party: Yes

42378.7	07: 29 or 26ga (min) Rib wall panel on 18 or 16ga (min) framing	29 or 26ga (min) Rib wall panel on 18 or 16ga (min) framing
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +45.35/-37.7 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_26-29ga RIB on 16-18ga framing.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_26-29ga RIB on 16-18ga framing.pdf Created by Independent Third Party: Yes

42378.8	08: 29ga (min) Rib panel on 2x2 (min) blocking	08: 29ga (min) Rib wall panel on 2x2 (min) blocking
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +45.35/-36.2 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_29ga RIB on 2x2 Framing.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_29ga RIB on 2x2 Framing.pdf Created by Independent Third Party: Yes

42378.9	09: 26ga or 24ga (min) PBC on 16ga (min) girts	26ga or 24ga (min) PBC corrugated wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +110.5/-140 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_24-26ga COR on 16ga framing.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_24-26ga COR on 16ga framing.pdf Created by Independent Third Party: Yes

42378.10	10: 29-22ga (min) PBR on 16ga (min) girts	29-22ga (min) PBR wall panel on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +150/-142.5 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_22-29ga PBR on 16ga girts.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_22-29ga PBR on 16ga girts.pdf Created by Independent Third Party: Yes

42378.11	11: 24ga (min) Masterline on 16ga (min) girts	24ga (min) Masterline on 16ga (min) girts
Limits of Use Approved for use in HVHZ: No Approved for use outside HVHZ: Yes Impact Resistant: N/A Design Pressure: +N/A/-130.05 Other: See evaluation report for details. \| Approval may be used by any of the Cornerstone Building Brands entities, e.g. Fortify Building Solutions, American Building Components, Ceco Building Systems, MBCI, Metal Sales, Metallic Building Systems, Mueller, Robertson Building Systems, Star Building Systems, Union Corrugating, et al.		Installation Instructions FL42378_R2_II_24ga Masterline on 16ga framing.pdf Verified By: David Eng, PE 81377 Created by Independent Third Party: Yes Evaluation Reports FL42378_R2_AE_24ga Masterline on 16ga framing.pdf Created by Independent Third Party: Yes

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