本文件规定了组件/产品性能特征并对其进行了分类，可能 对于住宅通风系统的设计、额定值和尺寸确定、投放市场是必要的 产品和系统提供预定的性能、舒适的温度和空气条件 占用区域内的速度、湿度、卫生和声音。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies and classifies the component/product performance characteristics, which may be necessary for the design, rating and dimensioning, placing on the market of residential ventilation products and systems to provide the predetermined performance, comfort conditions of temperature, air velocity, humidity, hygiene and sound in the occupied zone.All current amendments available at time of purchase are included with the purchase of this document.