7 Key words and phrases used in Thermal Barrier, Ignition Barrier and Fire Protection

7 Key words and phrases used in Thermal Barrier, Ignition Barrier and Fire Protection

Alternative Ignition Barrier: (4 minutes 15 second Fire Test) An assembly consisting of either the exposed SPF or the assembly of SPF with a fire-protective product that complies with the conditions of acceptance of Appendix X or for attic floors, complies with ASTM E970.

Alternative Thermal Barrier: (15-Minute Fire Test) An assembly consisting of either the exposed SPF or the assembly of SPF with a fire- protective product that complies with the Special Approval section of the IBC or the Specific Approval section of the IRC. Referenced test procedures include NFPA 286, UL 1715, FM 4880 or UL 1040.

AC: Acceptance Criteria are developed by the ICC-ES technical staff in consultation with the report applicant and with input from interested parties. Acceptance Criteria are used as a guide to developing evaluation reports.

AC 377: Acceptance Criteria for Spray-Applied Foam Plastic Insulation. International Code Council Evaluation Service.

AC 456: Acceptance Criteria for Fire-Protective Coatings Applied to Spray-Applied Foam Plastic Insulation without a Code- Prescribed Thermal Barrier: International Code Council Evaluation Service. Approved in October 2015, 2016

Appendix X: A fire test protocol based on, but less severe than, NFPA 286 to qualify alternative ignition barrier assemblies. Details of this test protocol may be found in AC377.

Approved: Acceptable to the building official.

By: International Fireproof Technology Inc. on Apr 01, 2020
Categories: Thermal / Fire Barrier Coatings

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