Turkmenistan standards PDF

Factory-Made Air Ducts and Air Connectors (Edition 11, published July 25, 2013; revisions through December 29, 2021; ANSI reaffirmation 2021). Original standard UL 181 2021-12 in PDF full version. Additional info + preview on request

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Ducted Heat Recovery Ventilators (Edition 5, April 1, 2025). Original standard UL 1812 2025-04 in PDF full version. Additional info + preview on request

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Closure Systems for Use With Rigid Air Ducts (Edition 4, published January 8, 2013; revisions through March 22, 2017; ANSI reaffirmation 2017). Original standard UL 181A 2017-03 in PDF full version. Additional info + preview on request

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Closure Systems for Use With Rigid Air Ducts (Edition 4, published January 8, 2013; revisions through December 29, 2021; ANSI reaffirmation 2021). Original standard UL 181A 2021-12 in PDF full version. Additional info + preview on request

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Closure Systems for Use With Flexible Air Ducts and Air Connectors (Edition 3, published January 8, 2013; revisions through March 21, 2017; ANSI reaffirmation 2017). Original standard UL 181B 2017-03 in PDF full version. Additional info + preview on request

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Closure Systems for Use With Flexible Air Ducts and Air Connectors (Edition 3, published January 8, 2013; revisions through December 29, 2021; ANSI reaffirmation 2021). Original standard UL 181B 2021-12 in PDF full version. Additional info + preview on request

Document status: Active