{"id":"cwuic-2025-class-a-roof-test-path","license":"CC-BY-4.0","data":{"title":"2025 California WUI Code Class A tested roof-assembly path","shortName":"California Class A roof test path","summary":"The 2025 California Wildland-Urban Interface Code specifies a Class A roof assembly tested to ASTM E108 or UL 790.","framing":"This record covers the tested-assembly path. The code also names limited assemblies treated as equivalent without testing. A covering name alone does not document the deck and underlayment used in a tested assembly.","kind":"code","instrumentId":"cwuic-2025","jurisdiction":"California mapped fire hazard areas","placeIds":["us-ca"],"appliesToCategories":["roofing"],"quotedText":"a Class A fire classification when tested in accordance with ASTM E108 or UL 790","source":{"title":"2025 California Wildland-Urban Interface Code, Section 504.2","url":"https://mccmeetingspublic.blob.core.usgovcloudapi.net/truckeeca-meet-b4e3431e34524152945f1977841011c4/ITEM-Attachment-001-59998400eff64dacbed9b4337d86e20a.pdf","publisher":"California Building Standards Commission / Town of Truckee public record","sourceType":"official","accessedOn":"2026-08-24T00:00:00.000Z","documentDate":"2025-07-01T00:00:00.000Z"},"constraints":[{"attribute":"assemblyRole","op":"eq","value":"roof-assembly"},{"attribute":"fireRating","op":"eq","value":"class-a"},{"attribute":"testStandard","op":"in","value":["astm-e108","ul-790"]}],"relatedStandards":["cwuic","astm-e108-ul-790"],"author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-24T00:00:00.000Z"},"applications":[{"id":"cwuic-2025-california","title":"California 2025 CWUIC mapped-area application","instrumentId":"cwuic-2025","placeId":"us-ca","status":"active","geographicScope":"mapped-area","scopeSummary":"California applies 2025 CWUIC Chapter 5 to new buildings in mapped State Responsibility Area fire-hazard zones and in locally designated High and Very High zones; the official map, permit facts, any local amendment, and the enforcing agency still govern a project.","effectiveOn":"2026-01-01T00:00:00.000Z","requirementIds":["cwuic-2025-class-a-roof-test-path","cwuic-2025-exterior-glazing-tempered","cwuic-2025-nfpa-252-exterior-door","cwuic-2025-noncombustible-enclosed-open-eave","cwuic-2025-noncombustible-exterior-wall","cwuic-2025-roof-profile-closures","cwuic-2025-roof-valley-flashing","cwuic-2025-sfm-12-7a-1-exterior-door","cwuic-2025-sfm-12-7a-1-exterior-wall","cwuic-2025-sfm-12-7a-3-horizontal-underside","cwuic-2025-astm-e2886-vent","cwuic-2025-one-hour-exterior-wall"],"requirementCoverage":"partial","requirementCoverageSummary":"These 12 rows normalize exact Chapter 5 product semantics that the current catalog can prove. They are not full Chapter 5 normalization; gutters, underfloor enclosure, deck assemblies, accessory structures, alternative glazing and door paths, installation, and local amendments remain outside this cross-section.","requirementScopes":[{"requirementId":"cwuic-2025-class-a-roof-test-path","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This tested roof-assembly path applies only after the official map, permit facts, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.2"]},{"requirementId":"cwuic-2025-exterior-glazing-tempered","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This tempered multilayered-glazing path applies only after the official map, permit facts, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.8"]},{"requirementId":"cwuic-2025-nfpa-252-exterior-door","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This NFPA 252 exterior-door path applies only after the official map, permit facts, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.9"]},{"requirementId":"cwuic-2025-noncombustible-enclosed-open-eave","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This noncombustible eave path applies only after the official map, permit facts, exact eave condition, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.3","504.3.1"]},{"requirementId":"cwuic-2025-noncombustible-exterior-wall","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This noncombustible wall path applies only after the official map, permit facts, assembly extent, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.5","504.5.2"]},{"requirementId":"cwuic-2025-roof-profile-closures","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This roof-profile closure applies only after the official map, permit facts, roof profile and deck, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.2.1.1","504.2.1.2"]},{"requirementId":"cwuic-2025-roof-valley-flashing","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This roof-valley metal path applies only after the official map, permit facts, full underlayment detail, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.2.2"]},{"requirementId":"cwuic-2025-sfm-12-7a-1-exterior-door","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This SFM 12-7A-1 exterior-door surface path applies only after the official map, permit facts, exact listed model and installation, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.9"]},{"requirementId":"cwuic-2025-sfm-12-7a-1-exterior-wall","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This SFM 12-7A-1 exterior-wall assembly path applies only after the official map, permit facts, exact listed assembly and installation, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.5"]},{"requirementId":"cwuic-2025-sfm-12-7a-3-horizontal-underside","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This SFM 12-7A-3 underside path applies only after the official map, permit facts, exact eave or projection condition and listed installation, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.3","504.7","504.7.1"]},{"requirementId":"cwuic-2025-astm-e2886-vent","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This ASTM E2886 vent path applies only after the official map, permit facts, exact vent location and listed installation, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.10","504.10.1"]},{"requirementId":"cwuic-2025-one-hour-exterior-wall","scopeKeys":["applicable-new-building-in-mapped-area"],"scopeSummary":"This one-hour exterior-side wall path applies only after the official map, permit facts, full listed assembly, local amendments, and enforcing agency place the new building within Chapter 5.","sourceSections":["504.5"]}],"map":{"status":"linked-official-tool","summary":"CAL FIRE's official statewide viewer accepts an address and displays State and Local Responsibility Area fire-hazard zones; the local jurisdiction remains the source for an adopted Local Responsibility Area designation and project decision.","url":"https://experience.arcgis.com/experience/5065c998b4b0462f9ec3c6c226c610a9","source":{"title":"Fire Hazard Severity Zones","url":"https://osfm.fire.ca.gov/what-we-do/community-wildfire-preparedness-and-mitigation/fire-hazard-severity-zones","publisher":"CAL FIRE Office of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}},"projectTriggers":[{"summary":"OSFM describes the construction requirements as applying to new buildings with a building-permit application in the named State and Local Responsibility Area fire-hazard zones; repair, replacement, alteration, and local-amendment questions still require the enforcing agency.","sourceSections":["Application Date and Where Required","Ignition Resistant Wildland-Urban-Interface Standards"],"source":{"title":"Building in the Wildland","url":"https://osfm.fire.ca.gov/what-we-do/community-wildfire-preparedness-and-mitigation/building-in-the-wildland","publisher":"CAL FIRE Office of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}}],"supportingSources":[{"title":"2025 California Building Standards Code publication and effective date","url":"https://www.dgs.ca.gov/bsc/codes","publisher":"California Building Standards Commission","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z","documentDate":"2025-07-01T00:00:00.000Z"},{"title":"Fire Hazard Severity Zones","url":"https://osfm.fire.ca.gov/what-we-do/community-wildfire-preparedness-and-mitigation/fire-hazard-severity-zones","publisher":"CAL FIRE Office of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"},{"title":"2025 California Wildland-Urban Interface Code construction notes","url":"https://mccmeetingspublic.blob.core.usgovcloudapi.net/truckeeca-meet-b4e3431e34524152945f1977841011c4/ITEM-Attachment-001-59998400eff64dacbed9b4337d86e20a.pdf","publisher":"Town of Truckee public record","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"}],"unresolvedPredicates":["official-hazard-map","project-type","official-confirmation"],"source":{"title":"Building in the Wildland","url":"https://osfm.fire.ca.gov/what-we-do/community-wildfire-preparedness-and-mitigation/building-in-the-wildland","publisher":"CAL FIRE Office of the State Fire Marshal","sourceType":"official","accessedOn":"2026-08-27T00:00:00.000Z"},"author":"grayson-graham","reviewStatus":"draft","lastVerified":"2026-08-27T00:00:00.000Z"}],"products":[{"id":"polyglass-usa-inc-elastoflex-sa-p-fr-polyflex-sa-p-fr-elastobase-v","name":"Elastoflex SA P FR, Polyflex SA P FR, Elastobase V, Elastoflex SA V FR","url":"/materials/polyglass-usa-inc-elastoflex-sa-p-fr-polyflex-sa-p-fr-elastobase-v/","categories":["roofing"],"complianceStatus":"listed","documentedAttributes":[{"attribute":"assemblyRole","value":"roof-assembly","source":{"title":"CAL FIRE OSFM listing 8180-2305:0505","url":"https://calfire.govmotus.org/GOVFirePublicReport/ReportPublic?AppNum=CF24019388BML&type=BMLLINGLISTNEW","publisher":"CAL FIRE OSFM","accessedOn":"2026-08-26T00:00:00.000Z","sourceType":"official-listing"},"documentLocation":"Listing 8180-2305:0505, Design field","excerpt":"Elastoflex SA P FR, Polyflex SA P FR, Elastobase V, Elastoflex SA V FR, and Elastoflex SA V Plus FR are modified bitumen products that can be layered to form a Class A Roofing Systems."},{"attribute":"fireRating","value":"class-a","source":{"title":"CAL FIRE OSFM listing 8180-2305:0505","url":"https://calfire.govmotus.org/GOVFirePublicReport/ReportPublic?AppNum=CF24019388BML&type=BMLLINGLISTNEW","publisher":"CAL FIRE OSFM","accessedOn":"2026-08-26T00:00:00.000Z","sourceType":"official-listing"},"documentLocation":"Listing 8180-2305:0505, Design field","excerpt":"Approved Class A system."},{"attribute":"testStandard","value":"ul-790","source":{"title":"CAL FIRE OSFM listing 8180-2305:0505","url":"https://calfire.govmotus.org/GOVFirePublicReport/ReportPublic?AppNum=CF24019388BML&type=BMLLINGLISTNEW","publisher":"CAL FIRE OSFM","accessedOn":"2026-08-26T00:00:00.000Z","sourceType":"official-listing"},"documentLocation":"Listing 8180-2305:0505, Approval field","excerpt":"Complies with the applicable requirements in UL 790, 8th Edition."}]},{"id":"owens-corning-titanium-fr-aluminum-panel-assembly","name":"Owens Corning Titanium FR 0.032-inch aluminum-panel roof assembly","url":"/materials/owens-corning-titanium-fr-aluminum-panel-assembly/","categories":["roofing"],"complianceStatus":"attribute-match","documentedAttributes":[{"attribute":"assemblyRole","value":"roof-assembly","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"fireRating","value":"class-a","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"testStandard","value":"astm-e108","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null}]},{"id":"owens-corning-titanium-fr-steel-panel-assembly","name":"Owens Corning Titanium FR 26-gauge steel-panel roof assembly","url":"/materials/owens-corning-titanium-fr-steel-panel-assembly/","categories":["roofing"],"complianceStatus":"attribute-match","documentedAttributes":[{"attribute":"assemblyRole","value":"roof-assembly","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"fireRating","value":"class-a","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"testStandard","value":"astm-e108","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null}]},{"id":"owens-corning-titanium-fr-asphalt-shingle-assembly","name":"Owens Corning Titanium FR asphalt-shingle roof assembly","url":"/materials/owens-corning-titanium-fr-asphalt-shingle-assembly/","categories":["roofing"],"complianceStatus":"attribute-match","documentedAttributes":[{"attribute":"assemblyRole","value":"roof-assembly","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"fireRating","value":"class-a","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"testStandard","value":"astm-e108","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null}]},{"id":"owens-corning-titanium-fr-tile-assembly","name":"Owens Corning Titanium FR concrete-or-clay-tile roof assembly","url":"/materials/owens-corning-titanium-fr-tile-assembly/","categories":["roofing"],"complianceStatus":"attribute-match","documentedAttributes":[{"attribute":"assemblyRole","value":"roof-assembly","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"fireRating","value":"class-a","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null},{"attribute":"testStandard","value":"astm-e108","source":{"title":"Titanium FR installation instructions","url":"https://www.owenscorning.com/en-us/roofing/install-instructions/titanium-fr","publisher":"Owens Corning Roofing and Asphalt, LLC","accessedOn":"2026-08-24T00:00:00.000Z","sourceType":"manufacturer"},"documentLocation":null,"excerpt":null}]}],"matchContract":"Products appear only when their cited fields satisfy this requirement's normalized constraints. Application scope and unresolved predicates remain separate; an attribute match is not a permit decision."}