Standard Active Last Updated: Nov 29, 2017
ASTM C1848-17a

Standard Practice for Installation of High-Pressure Spray Polyurethane Foam Insulation for the Building Enclosure

Significance and Use

5.1 This practice outlines general procedures that are recommended for correct installation of spray polyurethane foam (SPF) as an insulation in the building enclosure including; walls, ceilings, attics, floors, crawl spaces, attics and foundations.

Note 2: SPF roofing installations are not covered by this document. Users may wish to consult Guide D5469 and Specification D7425.

5.2 This practice is not all-inclusive; this practice is intended only to supplement detailed instructions from manufacturers, SPF industry best practices and safety requirements as may be established by law.


1.1 This practice covers the installation of high-pressure spray polyurethane foam (SPF) as an insulation for building enclosure assemblies including: walls, ceilings, attics, floors, and crawl spaces. This practice does not apply to SPF used strictly as a component for an air barrier system or for SPF used in roofing applications.

1.2 Building design criteria and selection of SPF are beyond the scope of this practice.

1.3 The use of SPF insulation covered by this practice is typically regulated by building codes or other agencies that address fire performance. Where required the fire performance of the material shall be addressed through standard fire test methods established by the appropriate governing documents.

1.4 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.

1.5 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.

1.6 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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Book of Standards Volume: 04.06
Developed by Subcommittee: C16.40
Pages: 7
DOI: 10.1520/C1848-17A
ICS Code: 91.100.60