ASTM_E_2112_-_07.pdf

Designation:E211207Standard Practice forInstallation of Exterior Windows,Doors and Skylights1This standard is issued under the fixed designation E2112;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 parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.INTRODUCTIONThis document is intended to provide technical guidance to organizations that are developingtraining programs for installers of fenestration units in low-rise residential and light commercialstructures.The majority of fenestration units selected for installation in these types of structures arecertified as meeting specified performance characteristics in standardized laboratory testing.Experi-ence indicates,however,that the performance of fenestration installations is frequently significantlyinferior to the performance of the manufactured units in laboratory testing.Installation of fenestrationunits can significantly influence in-service performance.The requirements promulgated in this practice have,by consensus,(of individuals with specializedknowledge concerning installation of fenestration units)been identified as necessary to ensure thatas-installed performance is roughly equivalent to performance in laboratory testing.The task groupresponsible for development of this practice recognizes that building owners sometimes,accept asadequate,in-service performance of fenestration installations that are significantly inferior those of theunits in laboratory testing.This practice is not intended for use in such circumstances,where ownerexpectations are modest.The intent of this practice is to provide guidance to those concerned withensuring that as-installed performance is comparable to the capabilities of the units installed for a solidmajority of installations.A particularly noticeable behavior that indicates deficiencies in installation is rainwater leakage.Rainwater leakage has been the leading reason for dissatisfaction of building owners with performanceof fenestration installations.For this reason,this practice places greater emphasis on preventing orlimiting rainwater leakage than on any other single performance characteristic.This practice emphasizes that the water-shedding surfaces of fenestration units must be adequatelyintegrated with adjacent water-shedding surfaces of the building envelope.It does not,however,attempt to promulgate requirements for water-shedding surfaces of building envelopes other thanthose interfacing with fenestration units.The standard assumes that the basic design of the buildingswater-shedding system is adequate,that is,that either(1)there is a high probability that the outermostbuilding surface will dependably prevent all water entry,or(2)the building envelope incorporates aneffective concealed barrier that will dependably prevent further intrusion of incidental water thatbreaches the outermost surface.The practice further assumes that fenestration units can be dependablysealed to,and integrated with,at least one of these surfaces.If the basic design of the buildingswater-shedding system is inadequate,or does not allow for reliable integration of fenestration unitsinto it,competent installation of the units is unlikely to nullify these deficiencies.1.Scope1.1 This practice covers the installation of fenestrationproducts in new and existing construction.For the purpose ofthis practice,fenestration products shall be limited to windows,sliding patio-type doors,swinging patio type doors,andskylights,as used primarily in residential and light commercialbuildings.1.2 This practice assumes that the installer possesses basicwoodworking skills and an understanding of wall and roofconstruction,sheet metal work,and joint sealant practices.1.3 This practice attempts to instruct and familiarize theinstaller with the concepts of both Barrier Systems and1This practice is under the jurisdiction of ASTM Committee E06 on Perfor-mance of Buildings and is the direct responsibility of Subcommittee E06.51 onPerformance of Windows,Doors,Skylights and Curtain Walls.Current edition approved Feb.1,2007.Published March 2007.Originallyapproved in 2001.Last previous edition approved in 2001 as E2112 01.DOI:10.1520/E2112-07.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 Membrane/Drainage Systems,in order to ensure the continuityof the building envelope.This practice attempts to educate theinstaller,builder,architect,and other users in the identificationand understanding of the water shedding system of the buildingenvelope.1.4 This practice covers the installation process from pre-installation procedures through post-installation procedures,for single units or factory-mulled multiple units in a singleopening.It does not cover the fabrication or assembly ofmultiple units,whether such fabrication