CAN/ULC-S110-M86：通风管道防火测试方法
CAN/ULC-S110-M86：Standard Methods of Test for Air Ducts
Abstract 摘要
These requirements apply to materials for the fabrication of air duct systems for use in accordance with the requirements of the current edition of the National Building Code. The materials covered by these requirements include preformed lengths of flexible or rigid ducts, materials in the form of boards for field fabrication of lengths of rigid ducts, and preformed flexible connectors.
