Here is a comprehensive breakdown of the UL certificate requirements for fire curtains.### First, the Key Standard: UL 10DThe primary Underwriters Laboratories (UL) standard for fire curtains is **UL 10D: Standard for Fire Protective Curtains**. This standard specifically addresses vertically descen

First, it's crucial to understand a core concept: the "fabric" of a fire curtain is **not a traditional textile** like cloth. Instead, it is a **flexible barrier made from composite, inorganic materials** designed to withstand high temperatures. These curtains are stored hidden in the ceiling and de

Here is a breakdown of the main types of smoke curtains:---### 1. By Deployment Method (The Primary Classification)This is the most common way to categorize smoke curtains, as it directly relates to their operation and appearance.#### A. Automatic / Deployable Smoke CurtainsThese are the high-tech,