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CAN/ULC-S537 prescribes inspection and test procedures for the purpose of verifying that the fire alarm system is installed in conformance with the design, and with CAN/ULC-S524, Standard for Installation of Fire Alarm...

Note: The project need for this NOI (originally published on November 2, 2021) was updated by the responsible SDO on December 21, 2021. Scope of UL/ULC 2200: These requirements cover stationary engine generator assemblies...

This Standard specifies a method of test and criteria for the determination of the fire resistance of grease ducts under standardized fire conditions. The requirements are intended to evaluate the ability of the grease duct...

1.1 This Standard describes the requirements for the application and installation of ancillary devices which interact with a fire alarm system. This Standard shall be applied in conjunction with CAN/ULC-S524, Standard for...

This is the common UL and ULC Standard for Carbon-Dioxide Fire Extinguishers. These requirements cover the construction and performance, exclusive of performance during fire tests, of portable carbon-dioxide fire...

This is the common UL and ULC Standard for Carbon-Dioxide Fire Extinguishers. These requirements cover the construction and performance, exclusive of performance during fire tests, of portable carbon-dioxide fire...

1.1 This Standard covers construction and performance requirements for the tank accessories identified in Clause 1.2, for use on atmospheric aboveground tanks not exceeding 19,927 L (5,000 U.S. gal) which are intended for the...

1 SCOPE 1.1 These requirements cover the design, construction, and performance of gas venting systems intended for negative or positive pressure venting of gas-fired appliances producing flue gases having temperatures as...

1.1 This Standard specifies a method of test and criteria for the determination of the fire resistance of grease ducts under standardized fire conditions. The requirements are intended to evaluate the ability of the grease...

This is the common UL and ULC Standard for Water Based Agent Fire Extinguishers. These requirements cover the construction and performance, exclusive of performance during fire tests, of portable water based agent fire...

This is the common UL and ULC Standard for Halocarbon Clean Agent Fire Extinguishers. These requirements cover the construction and performance, exclusive of performance during fire tests, of portable halocarbon clean agent...

This standard applies to electrically operated bells, sirens, horns, and similar audible signaling devices, rated at 300 V or less, for fire alarm and signaling systems and intended for indoor and/or outdoor installation: use...