UL 181-2005 廠制風管和風管接頭

1.1 These requirements apply to materials for the fabrication of air duct and air connector systems for use in accordance with the Standards

UL Standard for Safety Factory-Made Air Ducts and Connectors Tenth Edition

ULC-S110-M1980-1980 風管

Air Ducts

ULC-S110-1970 風管

Air Ducts

UL 181-2013 工廠制通風管和通風管接頭

Factory-made air ducts and air connectors

SS-EN 14239:2004 建筑通風 風管 風管表面積測量

This European Standard specifies the requirements for the measurement of the surface area of a duct for use in the determination of air leakage flow

Ventilation for buildings - Ductwork - Measurement of ductwork surface area