UL CSDS Proposal
Published Date: February 03, 2017
Last Revision: December 29, 2021
Scope
00181a-000000-0000001 Scope
1.1 These requirements cover closure systems for use with factory-made rigid air ducts or air connectors complying with the Standard for Factory-Made Air Ducts and Air Connectors, UL 181. Closure systems consist of pressure sensitive tapes, heat-activated tapes, and mastics.
1.2 Closure systems are intended for use with rigid air ducts installed in accordance with the International Mechanical Code (IMC), International Residential Code (IRC), International Energy Conservation Code (IECC), Uniform Mechanical Code (UMC), Standard for the Installation of Air Conditioning and Ventilating Systems, NFPA 90A, and the Standard for the Installation of Warm Air Heating and Air Conditioning Systems, NFPA 90B; and/or other Model codes.
Summary of Topics b0181a_4_20170203_sum.htmlSubject 181A
Bulletin Dated: February 3, 2017
SUMMARY OF TOPICS
The following is being proposed:
1. Reaffirmation and Continuance of the Fourth Edition of the Standard for Closure Systems for Use with Rigid Air Ducts , UL 181A, as an American National Standard
Back to Standard 181A, Edition 4