Designation:E2189−10´1StandardTestMethodforTestingResistancetoFogginginInsulatingGlassUnits1ThisstandardisissuedunderthefixeddesignationE2189;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.ε1NOTE—6.1.6,6.1.7,and6.2.1werecorrectededitoriallyinMarch2012.1.Scope1.1Thistestmethodcoversproceduresfortestingtheresistancetofoggingofpreassembledpermanentlysealedinsulatingglassunitsorinsulatingglassunitswithcapillarytubesintentionallyleftopen.1.2Thistestmethodisapplicableonlytosealedinsulatingglassunitsthatareconstructedwithglass.1.3Thistestmethodisapplicabletobothdouble-glazedandtriple-glazedinsulatingglassunits;fortriple-glazedinsulatingglassunitswherebothoftheouterlitesareglassandtheinnerliteiseitherglassorasuspendedfilm.1.4Theunitconstructionusedinthistestmethodcontainsconstructiondetailsthatareessentialcomponentsofthetest.Differenttypesofglass,differentglassthicknessesanddiffer-entairspacesizesmayaffectthetestresults.1.5Thistestmethodisnotapplicabletosealedinsulatingglassunitscontainingaspandrelglasscoatingduetotestinglimitations.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.7Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2C162TerminologyofGlassandGlassProductsC717TerminologyofBuildingSealsandSealantsE631TerminologyofBuildingConstructionsE2188TestMethodforInsulatingGlassUnitPerformanceE2190SpecificationforInsulatingGlassUnitPerformanceandEvaluation3.Terminology3.1DefinitionofTerms:3.1.1Fordefinitionsoftermsfoundinthestandard,refertoTerminologyC717,TerminologyC162andTerminol...
