UL 555C:4ED 2014-12
Current
The latest, up-to-date edition.
Ceiling Dampers
Hardcopy
12-16-2014
Foreword
Introduction
1 Scope
2 General
Construction
3 Components
4 Corrosion protection
Performance
5 General
6 Fire-endurance test
7 Closing reliability test
8 Dust loading test
9 Salt-spray exposure test
10 Spring closing force test
11 Metallic coating thickness test
Manufacturer's instructions
12 Installation instructions
Marking
13 General
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.