1.1 本规范涵盖了从加压容器中挤出的气溶胶聚氨酯和气溶胶乳胶泡沫的类型、等级和物理性质，并用于建筑施工中的建筑围护结构空气屏障密封剂应用。 1.2 对于特定的气雾剂泡沫密封剂应用，操作温度限制标准应与气雾剂密封剂制造商和买方商定。 1.3 SI单位的值应视为标准值。括号中显示的值仅供参考和近似。 1.4 对本标准具有管辖权的委员会不知道其他组织发布的任何类似标准。 1.5 本标准并不旨在解决与其使用相关的所有安全问题（如有）。本标准的使用者有责任在使用前建立适当的安全、健康和环境实践，并确定监管限制的适用性。 1.6 本国际标准是根据世界贸易组织技术性贸易壁垒（TBT）委员会发布的《国际标准、指南和建议制定原则决定》中确立的国际公认标准化原则制定的。

1.1 This specification covers the types, grades, and physical properties of aerosol polyurethane and aerosol latex foams extruded from pressurized containers and intended for building envelope air barrier sealant applications in building construction. 1.2 For specific aerosol foam sealant applications, operational temperature limit criteria shall be as agreed upon between the aerosol sealant manufacturer and the purchaser. 1.3 The values in SI units are to be regarded as standard. The values shown in parentheses are for information and approximation only. 1.4 The committee with jurisdiction over this standard is not aware of any comparable standards published by other organizations. 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.