1.1本标准指导设计师选择和推荐使用矿物纤维材料和隔热系统，用于隔热或隔音，或用于内部环境控制的空气处理管道工程，并在40至250°F（5至120°C）的温度下运行。 1.2本指南仅限于: 1.2.1管道系统绝缘设计标准， 1.2.2构成风道的绝缘系统的结构设计，以及 1.2.3应用和使用绝缘系统所需的附件。

1.1 This standard guides the designer in the selection and recommended practices for application of mineral fiber materials and insulation systems used to insulate thermally or acoustically, or both, air handling duct work used for interior environmental control and operating at temperatures from 40 to 250°F (5 to 120°C). 1.2 This guide is limited to: 1.2.1 Duct system insulation design criteria, 1.2.2 Structural design of insulating systems that form the air duct, and 1.2.3 Accessory items necessary for the application and use of the insulation system.