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UL 181A
New product
UL 181A Closure Systems for Use with Rigid Air Ducts and Air Connectors
standard by Underwriters Laboratories, 01/08/2013
More info
Full Description
Please note: All interim revisions for this edition available at time of your purchase will be included.Closure Systems for Use With Rigid Air Ducts
UL 181A
1 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.