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FL42378: Cornerstone Building Brands (Fortify, ABC, Ceco, MBCI, Metal Sales, Metallic, Mueller, Robertson, Star, Union), Siding

2026 code statusPending

FL42378-R2 is on file under the 2026 code with status “Applied For”. Not approved for 2026 yet.

Last checked against floridabuilding.org: Oct 19, 2026, 11:30 AM ET. See the state record.

Filing record

2026 application
FL42378-R2, Applied For (Revision) · state record
2023 code approval
FL42378-R1, Approved · state record
Submitted
Oct 3, 2026
Approved for HVHZ
No
Impact resistant
No
Compliance method
Evaluation Report from a Florida Registered Architect or a Licensed Florida Professional Engineer
Quality assurance
UL LLC
Validated by
James R Wally, PE

Products under this number (11)

#Model / descriptionHVHZImpactDesign pressure
42378.101: 24ga (min) Artisan L-12/FL100 on 16ga (min) girts 24ga (min) Artisan L-12/FL100 interlocking steel wall panel on 16ga (min) girtsNoN/A+60/-90
42378.202: 032 aluminum FL100 on 16ga (min) girts Nominally 0.032" aluminum or thicker FL100 interlocking aluminum wall panel on 16ga (min) girtsNoN/A+42/-49
42378.303: 26ga (min) AVP on 16ga (min) girts 26ga (min) AVP exposed fastener wall panel on 16ga (min) girtsNoN/A+23.4/-161.3
42378.404: 24ga (min) Designer Series Fluted on 16ga (min) girts 24ga (min) Designer Series Fluted wall panel on 16ga (min) girtsNoN/A+30/-85
42378.505: 24ga (min) FW-120 on 16ga (min) girts 24ga (min) FW-120 wall panel on 16ga (min) girtsNoN/A+80/-151
42378.606: 24ga (min) Shadowrib on 16ga (min) girts 24ga (min) Shadowrib wall panel on 16ga (min) girtsNoN/A+45/-95
42378.707: 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) framingNoN/A+45.35/-37.7
42378.808: 29ga (min) Rib panel on 2x2 (min) blocking 08: 29ga (min) Rib wall panel on 2x2 (min) blockingNoN/A+45.35/-36.2
42378.909: 26ga or 24ga (min) PBC on 16ga (min) girts 26ga or 24ga (min) PBC corrugated wall panel on 16ga (min) girtsNoN/A+110.5/-140
42378.1010: 29-22ga (min) PBR on 16ga (min) girts 29-22ga (min) PBR wall panel on 16ga (min) girtsNoN/A+150/-142.5
42378.1111: 24ga (min) Masterline on 16ga (min) girts 24ga (min) Masterline on 16ga (min) girtsNoN/A+N/A/-130.05

Standards cited

ASTM E1592 2017

Verify FL42378 on floridabuilding.org before you rely on it for a permit. Spot an error? info@flapprovalwatch.com

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

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

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