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• ' �'�chnic�l�valua4ion Repo�4('TEC�) <br /> 5.4. Fire Safety Perfo��mance <br /> 5.4.1. Sueface�urn Characteristics <br /> 5.4.1.1. Thermasheath�-3, Thermasheath�-XP, TSX-8500, TSX-8510 and l"SX-8520 have the flame spread <br /> and smoke developed ratings shown in_i�.���c_:s., when tested in accordance with ASTM E84 per!„�_ <br /> 5ecfioi�_r�t3i6 3 and /�C_Sectioi�_ZG03,il.� <br /> Fir�Performance-Surface Bum Characteristics+ � <br /> Product Flame Spresd Smoke Developed <br /> Thermasheath�-32 <75 � <A50 � <br /> Thermasheath�-XP,TSX-8500,TSX-8510 �25 <450 m� " <br /> 8 TSX-8520 <br /> 1.Tested in accordance wiih ASTM E84. �` <br /> 2.Faam oore. <br /> Table 3:Surface Burn Characteristics of Thermasheath�-3,Thermasheath�-XP,TSX-8500,TSX-8510&TSX-8520 <br /> 5.4.2. Thermal Barrier-Thermashea4h�-3(1RC and IBG 6uildings) <br /> 5.4.2.1. Except as noted in iect,ior� :i.�;i.7, Thermasheath�-3 panels, up to 12"(304.8 mm)in thickness, may <br /> be installed within the building enve(ope(including but not limited to,attics, crawtspaces,and wall, <br /> roof, floor and ceiling assemblies)of all building types when separated from the interior with a thermal <br /> barrier consisting of a minimum'/i'gypsum wallboard or an approved equivalent in accordance with <br /> !�,'C�,�c�ior. `r':3�fi.� and !L-3C S.>ction 260;i.��. <br /> 5.4.2.2.Thermasheath�-3 has nat been tested to NFPA 285 for use in exterior walls of!BC Type I-IV <br /> construction in accordance with lL3�:;;:c;,iO{1 ZCOJ.J.J. <br /> 5.4.2.3. Panels may be installed in single or multiple(ayers. <br /> 5.4.2.4. The thermal barrier required by ae�4ion_5.�2.1 is not required in the following applications: <br /> 5.4.2.4.1. Thermasheath�-3 is covered by a minimum 1"thickness of concrete or masonry on each face <br /> of the sheathing in accordance with 1RC Section 316.5.� or IBC SFction 2603v�+�1. <br /> 5.4.2.4.2. Walk-in coolers in accordance with /8C Section 2603.4.1.3. <br /> 5.4.2.�1.3. When used in a roof assembly where the Thermasheath�-3 is separated from the interior of <br /> the building by a minimum 15/32'wood structura�panel(WSP) in accordance with l�. Section <br /> 316�5.?or I13C Section 2603,�!.1 5. <br /> 5.4.2.4.4. Attic, crawlspace or other uninhabitable space applications in accordance with IRC SecEion � <br /> �23't_�>_5.3 and :��;c;tir��i;:ii:_5_!_, and tE�G_���cFion}G0.3 fi."i:f;. <br /> 5.4.2.4.4.1. When installed in an attic, crawlspace or other uninhabitable space,Thermasheath�-3, at <br /> a maximum of 1", is approved for use without an approved thermal barrier or ignition <br /> barrier, as a result of passing NFPA 286 testing in accordance with the acceptance <br /> criteria of ICC-ES AC12 Appendix 8Z-Alternative Fire Test Method for Attic and Crawl <br /> Spaces. This includes, but is not limited to, knee and gable end walls. <br /> 5.4.2.4.4.2. Use without an approved thermal barrier or ignition barrier in this application is 4imited to <br /> areas where: <br /> 5.4.2.4.4.2.1. For 1RC applications only, access to the space is required by !RC_Sec4inn F:807.� <br /> or Ft40a.�. --..-". <br /> 5.4.2.4.4.2.2. For both /RC and IBC applications, entry is made only for the purposes of repairs <br /> or maintenance. <br /> 5.�1.2.4.5. On the walking surface of a structural floor systern,when Thermasheath�-3 is covered by a <br /> minimum '/2'WSP or approved equivalent in accordance with 1HC 5ection,316�5.13 and ff3C <br /> Sectioi� 7G03.L.5.5�. <br /> �ICC-ES acceptance aiteria are not consensus standards.However,this aiteria is the geoerally accepted prac6ce by the industry to establish equivalency to the igniUon bamers lisled in <br /> 1RC SetiUcn R31fi.5.3 and 16�Se,cGc�2603,4.i,E. <br /> TER No. 1309-03 pa <br /> e <br /> Rmax Thermasheath�-3, Thermasheath�-XP, 9 0 11 <br /> TSX-8500,TSX-8510&TSX-8520 <br />