Standard Test Method for Quantification of Air Leakage in Low-Sloped Membrane Roof Assemblies

SIGNIFICANCE AND USE
5.1 This test method can be useful in understanding the response of low-sloped membrane roof assemblies to air pressure differences induced across the assembly.  
5.2 This test method can be useful in understanding the role of different roofing components in providing resistance to air leakage through the roof assembly.  
5.3 When applying the results of tests by this test method, note that the performance of a roof or its components, or both, depends on proper installation.  
5.4 This test method does not purport to establish all criteria necessary for the consideration of air movement in the design of a roof assembly. Air intrusion in roofing systems is separate and distinct from air leakage in roofing systems. Test Method D7586/D7586M provides an air intrusion test method for mechanically attached roof assemblies. The results are intended to be used for comparison purposes and likely do not represent the field-installed performance of the roof assembly.
SCOPE
1.1 This test method provides a laboratory technique for determining air leakage in low-sloped membrane roof assemblies under specified negative air pressure differences.  
1.2 This test method is intended to measure air leakage of a roof assembly with rooftop penetrations.  
1.3 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the two systems may result in nonconformance with the standard.  
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.  
1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

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Publication Date
31-Jul-2022
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This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:D8052/D8052M −22
Standard Test Method for
Quantification of Air Leakage in Low-Sloped Membrane
1
Roof Assemblies
This standard is issued under the fixed designation D8052/D8052M; the number immediately following the designation indicates the
year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last
reapproval. A superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope E283/E283M Test Method for Determining Rate of Air
Leakage Through Exterior Windows, Skylights, Curtain
1.1 This test method provides a laboratory technique for
Walls, and Doors Under Specified Pressure Differences
determining air leakage in low-sloped membrane roof assem-
Across the Specimen
blies under specified negative air pressure differences.
E631 Terminology of Building Constructions
1.2 This test method is intended to measure air leakage of a
E691 Practice for Conducting an Interlaboratory Study to
roof assembly with rooftop penetrations.
Determine the Precision of a Test Method
E1677 SpecificationforAirBarrier(AB)MaterialorAssem-
1.3 The values stated in either SI units or inch-pound units
are to be regarded separately as standard. The values stated in blies for Low-Rise Framed Building Walls
E1680 Test Method for Rate of Air Leakage through Exte-
each system may not be exact equivalents; therefore, each
system shall be used independently of the other. Combining rior Metal Roof Panel Systems
E2357 TestMethodforDeterminingAirLeakageRateofAir
values from the two systems may result in nonconformance
with the standard. Barrier Assemblies
4
2.2 CAN/CSA Standard:
1.4 This standard does not purport to address all of the
CAN/CSA-A123.21-14 Standard Test Method for the Dy-
safety concerns, if any, associated with its use. It is the
namic Wind Uplift Resistance of Membrane-roofing Sys-
responsibility of the user of this standard to establish appro-
tems
priate safety, health, and environmental practices and deter-
mine the applicability of regulatory limitations prior to use.
3. Terminology
1.5 This international standard was developed in accor-
dance with internationally recognized principles on standard-
3.1 Definitions—Terms used in this test method are defined
ization established in the Decision on Principles for the
inTerminology D1079,Terminology E631,Test Method E283/
Development of International Standards, Guides and Recom-
E283M, and Test Method D7586/D7586M.
mendations issued by the World Trade Organization Technical
Barriers to Trade (TBT) Committee.
4. Summary of Test Method
4.1 The air leakage test consists of installing a roof assem-
2. Referenced Documents
bly with five typical rooftop penetrations between two
2
2.1 ASTM Standards:
chambers, a bottom chamber where the roof assembly is
D1079 Terminology Relating to Roofing and Waterproofing
installedinahorizontalplane,atopchamberthroughwhichair
D7586/D7586M Test Method for Quantification of Air In-
is exhausted at a rate required to maintain the specified
trusion in Low-Sloped Mechanically Attached Membrane
pressuredifferenceacrosstheroofassembly,andmeasuringthe
3
Roof Assemblies (Withdrawn 2020)
resultant air flow through the specimen. Although the roof
assemblyistestedinhorizontalplane,theresultsareapplicable
to low-sloped roofs as defined in Terminology D1079.
1
This test method is under the jurisdiction ofASTM Committee D08 on Roofing
and Waterproofing and is the direct responsibility of Subcommittee D08.20 on
5. Significance and Use
Roofing Membrane Systems.
Current edition approved Aug. 1, 2022. Published September 2022. Originally
5.1 This test method can be useful in understanding the
approved in 2017. Last previous edition approved in 2017 as D8052/D8052M – 17.
response of low-sloped membrane roof assemblies to air
DOI: 10.1520/D8052_D8052M-22.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
pressure differences induced across the assembly.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website.
3 4
The last approved version of this historical standard is referenced on Available from Canadian Standards Association (CSA), 178 Rexdale Blvd.,
www.astm.org. Toronto, ON M9W 1R3, Canada, http://www.csagroup.org.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

---------------------- Page: 1 ----------------------
D8052/D8052M−22
5.2 This test method can be useful in understanding the role simulator. The gust simulator shall consist of flap val
...

This document is not an ASTM standard and is intended only to provide the user of an ASTM standard an indication of what changes have been made to the previous version. Because
it may not be technically possible to adequately depict all changes accurately, ASTM recommends that users consult prior editions as appropriate. In all cases only the current version
of the standard as published by ASTM is to be considered the official document.
Designation: D8052/D8052M − 17 D8052/D8052M − 22
Standard Test Method for
Quantification of Air Leakage in Low-Sloped Membrane
1
Roof Assemblies
This standard is issued under the fixed designation D8052/D8052M; the number immediately following the designation indicates the
year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last
reapproval. A superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope
1.1 This test method provides a laboratory technique for determining air leakage in low-sloped membrane roof assemblies under
specified negative air pressurespressure differences.
1.2 This test method is intended to measure air leakage of a roof assembly with rooftop penetrations.
1.3 The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each
system may not be exact equivalents; therefore, each system shall be used independently of the other. Combining values from the
two systems may result in non-conformancenonconformance with the standard.
1.4 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility
of the user of this standard to establish appropriate safety safety, health, and healthenvironmental practices and determine the
applicability of regulatory limitations prior to use.
1.5 This international standard was developed in accordance with internationally recognized principles on standardization
established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued
by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
2. Referenced Documents
2
2.1 ASTM Standards:
D1079 Terminology Relating to Roofing and Waterproofing
D7586/D7586M Test Method for Quantification of Air Intrusion in Low-Sloped Mechanically Attached Membrane Roof
3
Assemblies (Withdrawn 2020)
E283E283/E283M Test Method for Determining Rate of Air Leakage Through Exterior Windows, Skylights, Curtain Walls, and
Doors Under Specified Pressure Differences Across the Specimen
E631 Terminology of Building Constructions
E691 Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method
E1677 Specification for Air Barrier (AB) Material or Assemblies for Low-Rise Framed Building Walls
E1680 Test Method for Rate of Air Leakage through Exterior Metal Roof Panel Systems
E2357 Test Method for Determining Air Leakage Rate of Air Barrier Assemblies
1
This test method is under the jurisdiction of ASTM Committee D08 on Roofing and Waterproofing and is the direct responsibility of Subcommittee D08.20 on Roofing
Membrane Systems.
Current edition approved Jan. 15, 2017Aug. 1, 2022. Published February 2017September 2022. Originally approved in 2017. Last previous edition approved in 2017 as
D8052/D8052M – 17. DOI: 10.1520/D8052_D8052M-17.10.1520/D8052_D8052M-22.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Standards
volume information, refer to the standard’s Document Summary page on the ASTM website.
3
The last approved version of this historical standard is referenced on www.astm.org.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
1

---------------------- Page: 1 ----------------------
D8052/D8052M − 22
4
2.2 CAN/CSA Standard:
CAN/CSA-A123.21-14 Standard Test Method for the Dynamic Wind Uplift Resistance of Membrane-roofing Systems
3. Terminology
3.1 Definitions—Terms used in this test method are defined in Terminology D1079, Terminology E631, Test Method
E283E283/E283M, and Test Method D7586/D7586M.
4. Summary of Test Method
4.1 The air leakage test consists of installing a roof assembly with five typical rooftop penetrations between two chambers, a
bottom chamber where the roof assembly is installed in a horizontal plane and plane, a top chamber through which air is exhausted
at a rate required to maintain the specified pressure difference across the roof assembly, and measuring the resultant air flow
through the specimen. Although the roof assembly is tested in horizontal plane, the results are applicable to low slope low-sloped
roofs as defined in Terminology D1079.
5. Significance and Use
5.1 This test method can be useful in understanding the response of low-sloped membrane roof assemblies to air pressure
diff
...

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