ASTM E2430/E2430M-19
(Specification)Standard Specification for Expanded Polystyrene (“EPS”) Thermal Insulation Boards for Use in Exterior Insulation and Finish Systems (“EIFS”)
Standard Specification for Expanded Polystyrene (“EPS”) Thermal Insulation Boards for Use in Exterior Insulation and Finish Systems (“EIFS”)
ABSTRACT
This specification is for flat, uncoated expanded polystyrene thermal insulation boards for use in exterior insulation and finish systems (EIFS). The thermal insulation boards shall be made of a particular percentage of virgin EPS . Properties of thermal insulation boards such as length, width, thickness, edge trueness, face flatness, and squareness shall be observed.
SCOPE
1.1 This specification is for flat, uncoated expanded polystyrene thermal insulation boards for use in exterior insulation and finish systems (EIFS).
1.2 EIFS producers may have requirements in addition to, or different than, those in this specification.
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 are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used independently of the other, and values from the two systems shall not be combined.
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.
General Information
- Status
- Published
- Publication Date
- 31-Mar-2019
- Technical Committee
- E06 - Performance of Buildings
- Drafting Committee
- E06.58 - Exterior Insulation and Finish Systems (EIFS)
Relations
- Effective Date
- 01-Sep-2023
- Effective Date
- 15-Apr-2018
- Effective Date
- 01-Sep-2017
- Effective Date
- 01-Jun-2017
- Effective Date
- 15-Jan-2017
- Effective Date
- 15-Nov-2016
- Effective Date
- 15-Dec-2015
- Effective Date
- 01-Dec-2015
- Effective Date
- 01-May-2015
- Effective Date
- 01-Mar-2015
- Effective Date
- 01-Nov-2014
- Effective Date
- 15-Oct-2014
- Effective Date
- 01-Jan-2014
- Effective Date
- 01-Nov-2013
- Effective Date
- 15-Dec-2012
Overview
ASTM E2430/E2430M-19 is the international standard specification for flat, uncoated expanded polystyrene (EPS) thermal insulation boards intended for use in exterior insulation and finish systems (EIFS). Developed by ASTM International, this specification defines key requirements for the physical properties, dimensions, quality, and packaging of EPS boards to ensure consistent performance in EIFS applications. The standard supports quality assurance in building construction and promotes compliance with globally recognized standardization principles.
Key Topics
- Product Requirements: The standard covers specifications for uncoated, flat EPS insulation boards, focusing on key characteristics such as length, width, thickness, edge trueness, face flatness, and squareness.
- Material Composition: Boards must be produced from 100% virgin expanded polystyrene, ensuring material consistency and predictable performance.
- Dimensional Accuracy: Strict tolerances are set for dimensions and trueness. For example:
- Length: 1219 mm [48 in.] ± 1.6 mm [1/16 in.]
- Width: 610 mm [24 in.] ± 1.6 mm [1/16 in.]
- Thickness: Minimum of 20 mm [3/4 in.] + 1.6 mm [1/16 in.]
- Surface Quality: Items such as crushing, depressions, and voids are limited to enhance board integrity. Boards must have minimal defects, with clear limits on voids, surface projections, and cutting marks.
- Aging Requirements: EPS billets must be aged prior to board cutting, using various methods such as specified time periods at ambient or controlled temperatures, to stabilize physical properties.
- Product Marking and Packaging: Each board and package must be clearly marked with producer and product identification. Packaging must protect product quality, typically using plastic bags.
- Quality Assurance: Boards are produced under manufacturer-specific quality assurance programs that align with local building regulations and EIFS producer requirements.
Applications
Expanded polystyrene (EPS) thermal insulation boards covered by ASTM E2430/E2430M-19 play a vital role in the construction of exterior insulation and finish systems (EIFS) for both commercial and residential buildings. Key applications include:
- Exterior Wall Insulation: Providing an energy-efficient thermal envelope for buildings by reducing heat transfer.
- EIFS Assemblies: Serving as the core insulation layer, EPS boards contribute to the structural integrity and weather resistance of EIFS cladding systems.
- Building Renovations: EPS insulation boards are widely used in retrofit projects to upgrade thermal performance and meet modern energy codes.
- Quality Construction: The standard supports consistent quality in projects requiring durable, dimensionally stable insulation.
Using EPS thermal insulation boards in compliance with this specification helps building professionals achieve reliable thermal performance, code compliance, and system longevity for EIFS applications.
Related Standards
For comprehensive compliance and enhanced performance, consider these related ASTM standards:
- ASTM C578: Rigid, Cellular Polystyrene Thermal Insulation - Defines classification and minimum physical properties for rigid polystyrene foam products.
- ASTM E2110: Terminology for Exterior Insulation and Finish Systems (EIFS) - Essential for understanding EIFS-specific terms.
- ASTM E631: Terminology of Building Constructions - Provides building and construction industry terminology for broader context.
By adhering to ASTM E2430/E2430M-19 and related standards, manufacturers, architects, engineers, and contractors can ensure the use of high-quality EPS thermal insulation boards, optimize EIFS performance, and meet international standardization and building code requirements.
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ASTM E2430/E2430M-19 - Standard Specification for Expanded Polystyrene (“EPS”) Thermal Insulation Boards for Use in Exterior Insulation and Finish Systems (“EIFS”)
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Frequently Asked Questions
ASTM E2430/E2430M-19 is a technical specification published by ASTM International. Its full title is "Standard Specification for Expanded Polystyrene (“EPS”) Thermal Insulation Boards for Use in Exterior Insulation and Finish Systems (“EIFS”)". This standard covers: ABSTRACT This specification is for flat, uncoated expanded polystyrene thermal insulation boards for use in exterior insulation and finish systems (EIFS). The thermal insulation boards shall be made of a particular percentage of virgin EPS . Properties of thermal insulation boards such as length, width, thickness, edge trueness, face flatness, and squareness shall be observed. SCOPE 1.1 This specification is for flat, uncoated expanded polystyrene thermal insulation boards for use in exterior insulation and finish systems (EIFS). 1.2 EIFS producers may have requirements in addition to, or different than, those in this specification. 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 are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used independently of the other, and values from the two systems shall not be combined. 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.
ABSTRACT This specification is for flat, uncoated expanded polystyrene thermal insulation boards for use in exterior insulation and finish systems (EIFS). The thermal insulation boards shall be made of a particular percentage of virgin EPS . Properties of thermal insulation boards such as length, width, thickness, edge trueness, face flatness, and squareness shall be observed. SCOPE 1.1 This specification is for flat, uncoated expanded polystyrene thermal insulation boards for use in exterior insulation and finish systems (EIFS). 1.2 EIFS producers may have requirements in addition to, or different than, those in this specification. 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 are not necessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used independently of the other, and values from the two systems shall not be combined. 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.
ASTM E2430/E2430M-19 is classified under the following ICS (International Classification for Standards) categories: 91.100.60 - Thermal and sound insulating materials. The ICS classification helps identify the subject area and facilitates finding related standards.
ASTM E2430/E2430M-19 has the following relationships with other standards: It is inter standard links to ASTM C578-23, ASTM C578-18, ASTM C578-17a, ASTM C578-17, ASTM E2110-17, ASTM C578-16, ASTM C578-15b, ASTM C578-15a, ASTM C578-15, ASTM E631-15, ASTM E631-14, ASTM C578-14a, ASTM C578-14, ASTM C578-13, ASTM C578-12b. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
ASTM E2430/E2430M-19 is available in PDF format for immediate download after purchase. The document can be added to your cart and obtained through the secure checkout process. Digital delivery ensures instant access to the complete standard document.
Standards Content (Sample)
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: E2430/E2430M − 19
Standard Specification for
Expanded Polystyrene (“EPS”) Thermal Insulation Boards
for Use in Exterior Insulation and Finish Systems (“EIFS”)
This standard is issued under the fixed designation E2430/E2430M; 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 3. Terminology
1.1 This specification is for flat, uncoated expanded poly- 3.1 For general terminology regarding EIFS and building in
styrene thermal insulation boards for use in exterior insulation general, see Terminology E2110 (for EIFS terms) and Termi-
and finish systems (EIFS). nology E631 (for buildings in general).
1.2 EIFS producers may have requirements in addition to,
4. Ordering Information
or different than, those in this specification.
4.1 The following information shall be provided when
1.3 The values stated in either SI units or inch-pound units
shipping materials under this specification:
are to be regarded separately as standard. The values stated in
4.1.1 Thickness, width and length;
each system are not necessarily exact equivalents; therefore, to
4.1.2 Number of pieces;
ensure conformance with the standard, each system shall be
4.1.3 Shipping address;
used independently of the other, and values from the two
4.1.4 Required delivery date;
systems shall not be combined.
4.1.5 Billing information;
1.4 This standard does not purport to address all of the
4.1.6 Certificate of compliance with this specification; and
safety concerns, if any, associated with its use. It is the
4.1.7 EIFS producer name and product name for which
responsibility of the user of this standard to establish appro-
insulation is to be used.
priate safety, health, and environmental practices and deter-
mine the applicability of regulatory limitations prior to use.
5. Requirements
1.5 This international standard was developed in accor-
5.1 The thermal insulation boards shall meet the following
dance with internationally recognized principles on standard-
requirements:
ization established in the Decision on Principles for the
5.1.1 Insulation boards shall meet the properties listed in
Development of International Standards, Guides and Recom-
Table 1 of Specification C578 for Type I.
mendations issued by the World Trade Organization Technical
5.1.2 Insulation boards shall be made of 100 % virgin EPS.
Barriers to Trade (TBT) Committee.
5.1.3 Length—1219 mm [48 in.] 6 1.6 mm [6 ⁄16 in.].
5.1.4 Width—610 mm [24 in.] 6 1.6 mm [6 ⁄16 in.].
2. Referenced Documents
5.1.5 Thickness:
2.1 ASTM Standards: 3 1
5.1.5.1 Minimum: 20 mm [ ⁄4 in.] + 1.6 mm [ ⁄16 in.].
C578 Specification for Rigid, Cellular Polystyrene Thermal
5.1.5.2 Maximum: as specified + 1.6 mm [ ⁄16 in.].
Insulation
5.1.6 Edge Trueness—When measured with a straight edge,
E631 Terminology of Building Constructions
edges shall not deviate more that 0.8 mm [ ⁄32 in.] in 305 mm
E2110 Terminology for Exterior Insulation and Finish Sys-
[12 in.].
tems (EIFS)
5.1.7 Face Flatness—When measured across the face with a
straight edge, the maximum deviation for the straight edge
shall not exceed more than 0.8 mm [ ⁄32 in.].
This specification is under the jurisdiction of ASTM Committee E06 on
5.1.8 Squareness—When measured on the large flat face
Performance of Buildings and is the direct responsibility of Subcommittee E06.58
from one corner to the opposing corner, the dimensional
on Exterior Insulation and Finish Systems (EIFS).
variations shall not exceed more than 0.8 mm [ ⁄32 in.] in
Current edition approved April 1, 2019. Published May 2019. Originally
305 mm [12 in.].
approved in 2005. Last previous edition approved in 2018 as E2430/E2430M–13
(2018). DOI: 10.1520/E2430_E2430M–19.
5.1.9 Aging—Prior to cutting into individual boards, the
For referenced ASTM
...
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: E2430/E2430M − 13 (Reapproved 2018) E2430/E2430M − 19
Standard Specification for
Expanded Polystyrene (“EPS”) Thermal Insulation Boards
for Use in Exterior Insulation and Finish Systems (“EIFS”)
This standard is issued under the fixed designation E2430/E2430M; 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 specification is for flat, uncoated expanded polystyrene thermal insulation boards for use in exterior insulation and
finish systems (EIFS).
1.2 EIFS producers may have requirements in addition to, or different than, those in this specification.
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 mayare not benecessarily exact equivalents; therefore, to ensure conformance with the standard, each system shall be used
independently of the other. Combiningother, and values from the two systems may result in non-conformance with the
standard.shall not be combined.
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.
2. Referenced Documents
2.1 ASTM Standards:
C578 Specification for Rigid, Cellular Polystyrene Thermal Insulation
E631 Terminology of Building Constructions
E2110 Terminology for Exterior Insulation and Finish Systems (EIFS)
3. Terminology
3.1 For general terminology regarding EIFS and building in general, see Terminology E2110 (for EIFS terms) and Terminology
E631 (for buildings in general).
4. Ordering Information
4.1 The following information shall be provided when shipping materials under this specification.specification:
4.1.1 Thickness, width and length,length;
4.1.2 Number of pieces,pieces;
4.1.3 Shipping address,address;
4.1.4 Required delivery date,date;
4.1.5 Billing information,information;
4.1.6 Certificate of compliance with this specification,specification; and
4.1.7 EIFS producer name and product name for which insulation is to be used.
This specification is under the jurisdiction of ASTM Committee E06 on Performance of Buildings and is the direct responsibility of Subcommittee E06.58 on Exterior
Insulation and Finish Systems (EIFS).
Current edition approved Sept. 1, 2018April 1, 2019. Published September 2018May 2019. Originally approved in 2005. Last previous edition approved in 20132018 as
E2430/E2430M–13. –13 (2018). DOI: 10.1520/E2430_E2430M-13R18.10.1520/E2430_E2430M–19.
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.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
E2430/E2430M − 19
5. Requirements
5.1 The thermal insulation boards shall meet the following requirements.requirements:
5.1.1 Insulation boards shall meet the properties listed in Table 1 of Specification C578 for Type I.
5.1.2 Insulation boards shall be made of 100 % virgin EPS.
5.1.3 Length—1219 mm [48 in.] 6 1.6 mm [6 ⁄16 in.].
5.1.4 Width—610 mm [24 in.] 6 1.6 mm [6 ⁄16 in.].
5.1.5 Thickness:
3 1
5.1.5.1 Minimum: 20 mm [ ⁄4 in.] + 1.6 mm [ ⁄16 in.].
5.1.5.2 Maximum: as specified.specified
...
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