1、Designation:E256817aStandard Specification forPB Exterior Insulation and Finish Systems1This standard is issued under the fixed designation E2568;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in p
2、arentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers PB Exterior Insulation andFinish Systems(EIFS)defined as an exterior,non-bearing wallcovering providing a weather-resistant
3、exterior wall envelopeon walls required to be combustible or noncombustible,fire-resistance-rated or nonfire-resistance-rated.Further,PB EIFSis a system described as being applied over expanded polysty-rene or polyisocyanurate insulation board,an adhesive ormechanical attachment of the insulation bo
4、ard to a substrate,orboth,glass fiber reinforcing mesh,a base coat on the face of theinsulation board,and a textured protective finish coat.1.2 This specification does not cover Class PB EIFS withdrainage.1.3 This specification qualifies EIFS products for use innormal service conditions and is not f
5、or evaluating in serviceEIFS installations.1.4 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.5 This standard does not purport to addre
6、ss all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2B117 Practice for O
7、perating Salt Spray(Fog)ApparatusC297/C297M Test Method for Flatwise Tensile Strength ofSandwich ConstructionsC578 Specification for Rigid,Cellular Polystyrene ThermalInsulationC1289 Specification for Faced Rigid Cellular Polyisocyanu-rate Thermal Insulation BoardD2247 Practice for Testing Water Res
8、istance of Coatings in100%Relative HumidityE84 Test Method for Surface Burning Characteristics ofBuilding MaterialsE119 Test Methods for Fire Tests of Building Constructionand MaterialsE330/E330M Test Method for Structural Performance ofExterior Windows,Doors,Skylights and Curtain Walls byUniform St
9、atic Air Pressure DifferenceE331 Test Method for Water Penetration of ExteriorWindows,Skylights,Doors,and Curtain Walls by Uni-form Static Air Pressure DifferenceE2098/E2098M Test Method for Determining TensileBreaking Strength of Glass Fiber Reinforcing Mesh forUse in Class PB Exterior Insulation a
10、nd Finish Systems(EIFS),after Exposure to a Sodium Hydroxide SolutionE2110 Terminology for Exterior Insulation and Finish Sys-tems(EIFS)E2134/E2134M Test Method for Evaluating the Tensile-Adhesion Performance of an Exterior Insulation andFinish System(EIFS)E2485/E2485M Test Method for Freeze/Thaw Re
11、sistance ofExterior Insulation and Finish Systems(EIFS)and WaterResistive Barrier CoatingsE2486/E2486M Test Method for Impact Resistance of ClassPB and PI Exterior Insulation and Finish Systems(EIFS)G23 Practice for Operating Light-Exposure Apparatus(Carbon-Arc Type)With and Without Water for Exposu
12、reof Nonmetallic Materials(Withdrawn 2000)3G26 Practice for Operating Light-Exposure Apparatus(Xenon-Arc Type)With and Without Water for Exposureof Nonmetallic Materials(Discontinued 2001)(With-drawn 2000)3G153 Practice for Operating Enclosed Carbon Arc LightApparatus for Exposure of Nonmetallic Mat
13、erialsG155 Practice for Operating Xenon Arc Light Apparatus forExposure of Non-Metallic Materials1This specification is under the jurisdiction of ASTM Committee E06 onPerformance of Buildings and is the direct responsibility of Subcommittee E06.58on Exterior Insulation and Finish Systems(EIFS).Curre
14、nt edition approved March 1,2017.Published March 2017.Originallyapproved in 2007.Last previous edition approved in 2017 as E2568-17.DOI:10.1520/E2568-17A.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStand
15、ards volume information,refer to the standards Document Summary page onthe ASTM website.3The last approved version of this historical standard is referenced onwww.astm.org.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international s
16、tandard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 2.2 NFPA Standards:4ANSI/NFPA 268 Standard Test Method for DeterminingIgnitability of Exterior Wall Assemblies Using a RadiantHeat Energy SourceANSI/NFPA 285 Standard Fire Test Method for the Evalu-ation
