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ANSI/CAN/UL
ANSI/CAN/UL/ULC
CAN/UL
ALL UL STDS for CANADA
1.1 These requirements apply to clothes dryer transition ducts intended for venting household and commercial clothes dryers.
1.2 The ducts covered by these requirements are intended to connect a clothes dryer to an existing permanent duct provided as a part of the building structure. The duct is intended to vent lint and humid air from drying clothes.
This revision of ANSI/UL 2158A dated April 6, 2023 includes changes in requirements to the Puncture Test; 13.1, 13.5 and Figure 13.1
RevisionsRed Line Std. (5)
CSDS Proposals (7)
CSDS Proposals
An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose:
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