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k., -i ESR-1190
<br /> ES REPORTTM Issued June 1, 2005
<br /> This report is subject to re-examination in one year.
<br /> Business/Regional Office■5360 Workman Mill Road,Whittier,California 90601 ■(562)699-0543
<br /> ICC Evaluation Service, Inc.
<br /> Regional Office•900 Montdair Road,Suite A,Birmingham,Alabama 35213 •(205)599-9800
<br /> www.icc-es.org Regional Office•4051 West Flossmoor Road,Country Club Hills,Illinois 60478•(708)799-2305
<br /> DIVISION:06—WOOD AND PLASTICS polyethylene by weight,and is an alternative to preservative-
<br /> Section:06500—Structural Plastics treated or naturally durable lumber.Trex®is manufactured by
<br /> Section:06610—Plastic Railings and Guards a continuous extrusion process, in accordance with the Trex
<br /> Company quality control manual,producing comparable solid
<br /> REPORT HOLDER: sawn lumber-sized members up to a nominal thickness of 3
<br /> inches(76 mm)and a maximum nominal depth of 12 inches
<br /> TREX COMPANY,INC. (305 mm)in seven colors(saddle,woodland brown, natural,
<br /> 160 EXETER DRIVE madeira, burnished amber, cayenne and winchester grey)
<br /> WINCHESTER,VIRGINIA 22603-8605 and two textures(Trex Origin TM and Trex AccentsTM).
<br /> (540)542-6300 Trex® shall not be used in framing applications, such as
<br /> www.trex.com components of trusses, or as joists, rafters, studs, beams,
<br /> columns, or axial loaded posts. Refer to Section 4.1 for
<br /> EVALUATION SUBJECT: additional information on structural capacity.
<br /> TREX® COMPOSITE LUMBER, TREX® HS24, TREX 2x2 3.2 Deck Board:
<br /> BALUSTERTm,TREX 13/8 SQUARE BALUSTER, TREX 4x4 3.2.1 General:Trex®is manufactured in sizes comparable
<br /> RAIL POSTTM,TREX®DESIGNER HANDRAIL to solid sawn lumber-sized members up to a nominal
<br /> thickness of 3 inches(76 mm)and a maximum nominal depth
<br /> 1.0 EVALUATION SCOPE of 12 inches (305 mm). See Figures 1 and 2 for a typical
<br /> Compliance with the following codes: cross section. The Trex® nominally 2-inch-by-6-inch [actual
<br /> dimensions 1.5 inches by 5.5 inches (38 mm by 140 mm)]
<br /> • 2003 International Building Code®(IBC) and nominally 2-inch-by-8-inch[actual dimensions 1.5 inches
<br /> • 2003 International Residential Code®(IRC) by 7.25 inches (38 mm by 184 mm)] composite lumber is
<br /> permitted to be used as stair treads provided the maximum
<br /> • BOCA®National Building Code/1999(BNBC) span does not exceed that stated in Table 2 of this report.
<br /> • 1999 Standard Building Code°(SBC) 3.2.2 Durability: When subjected to weathering, insect
<br /> • 1997 Uniform Building Code TM (UBC) attack, and other decaying elements, material used to
<br /> manufacture Trex®is equivalent in durability to preservative-
<br /> Properties evaluated: treated or naturally durable lumber when used in locations
<br /> • Structural described in Section 2.0 of this report. Trex® has been
<br /> evaluated for a temperature range from -20°F (-29°C) to
<br /> • Surface-burning characteristics 125°F(52°C).
<br /> • Durability 3.2.3 Surface-burning Characteristics: When tested in
<br /> 2.0 USES accordance with ASTM E 84,Trex®has a flame-spread index
<br /> of no greater than 200.
<br /> The Trex® Composite Lumber Trex® HS24 and Trex 2x2
<br /> BalusterTM are recognized for use as a flooring, guardrail 3.3 Guardrail System:
<br /> (guard), or nonstructural trim component for exterior 3.3.1 General: Trex® members designated as Trex 2x2
<br /> balconies, porches, decks, stair treads and other exterior BalusterTM,Trex 13/8 Square Baluster,Trex 4x4 Rail PostTM
<br /> walking surfaces of Type V-B (IBC), Type V-N (UBC), Type and Trex®Designer Handrail are permitted for use in guardrail
<br /> 5B (BNBC), and Type VI (SBC) construction, and in assemblies constructed in accordance with Tables 4 and 5.
<br /> structures constructed in accordance with the IRC. The use of these rails as"handrails" is outside the scope of
<br /> The Trex® Designer Handrail evaluated in this report is this report. These rails are only permitted for use as guards
<br /> limited to exterior use as a guardrail system for balconies, in accordance with the applicable code. See Figure 3 for
<br /> porches,and decks of Group R Occupancy buildings of Type typical component cross sections.
<br /> V-B(IBC)and Type V-N(UBC)construction,and in structures
<br /> constructed in accordance with the IRC. 3.3.2 Durability: When subjected to weathering, insect
<br /> attack, and other decaying elements, material used to
<br /> 3.0 DESCRIPTION manufacture Trex®is equivalent in durability to preservative-
<br /> 3.1 General: treated or naturally durable lumber when used in locations
<br /> described in Section 2.0 of this report. Trex® has been
<br /> Trex® is a wood thermoplastic composite lumber (WTCL) evaluated for a temperature range from -20°F (-29°C) to
<br /> made from 50 percent wood fiber and 50 percent 125°F(52°C).
<br /> .FS REPORTS- are not to be construed as representing aesthetics or any other attributes not specifically addressed,nor are they to be construed as an
<br /> endorsement of the subject of the report or a recommendation for its use.There is no warranty by ICC Evaluation Service,Inc.,express or implied,as to any ANSI
<br /> finding or other matter in this report,or as to any product covered by the report.
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