Standard 555C, Edition 4
UL 555C

Standard for Ceiling Dampers

UL CSDS Proposal Edition 4 Published Date: February 03, 2017 Last Revision: January 21, 2021

Summary of Topics b0555c_4_20170203_sum.html

Subject 555C

Bulletin Dated: February 03, 2017

SUMMARY OF TOPICS

The following topic for the Standard for Ceiling Dampers, UL 555C, is being recirculated:

1. Alignment of UL 555, UL 555C and UL 555S

Back to Standard 555C, Edition 4

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