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Underwriters Laboratories of Canada

Founded in 1920, Underwriters Laboratories of Canada (ULC) is an independent product safety testing, certification and inspection organization, accredited by the Standards Council of Canada.

Documents by this publisher

Showing 21 to 40 of 61 items

Series details Title Year Status
CAN/ULC 504-12 Standard for dry chemical fire extinguishers 2012 Withdrawn
CAN/ULC 504-24 Standard for dry chemical fire extinguishers 2024 Current
CAN/ULC 507-05 Standard for water fire extinguishers 2005 Withdrawn
CAN/ULC 507-25 Standard for water fire extinguishers 2025 Current
CAN/ULC 508-18 Rating and fire testing of fire extinguishers 2018 Current
CAN/ULC 524-19 Standard for installation of fire alarm systems 2019 Withdrawn
CAN/ULC 524-24 Standard for installation of fire alarm systems 2024 Current
CAN/ULC 525-16 Audible signaling devices for fire alarm and signaling systems, including accessories 2016 Withdrawn
CAN/ULC 525-23 Audible signaling devices for fire alarm and signaling systems, including accessories 2023 Current
CAN/ULC 526-16 Visible signaling devices for fire alarm and signaling systems, including accessories 2016 Withdrawn
CAN/ULC 526-23 Standard for visible signaling devices for fire alarm and signaling systems, including accessories 2023 Current
CAN/ULC 527-19 Standard laboratory guide for control units for fire alarm systems 2019 Current
CAN/ULC 528-14 Standard for manual stations for fire alarm systems, including accessories 2014 Current
CAN/ULC 529-16 Standard for smoke detectors for fire alarm systems 2016 Withdrawn
CAN/ULC 529-23 Smoke detectors for fire alarm systems 2023 Current
CAN/ULC 536-19 Standard for inspection and testing of fire alarm systems 2019 Current
CAN/ULC 541-16 Speakers for fire alarm and signaling systems, including accessories 2016 Withdrawn
CAN/ULC 541-23 Speakers for fire alarm and signaling systems, including accessories 2023 Current
CAN/ULC 566-17 Standard for halocarbon clean agent fire extinguishers 2017 Current
CAN/ULC 604-22 Standard for factory-built type A chimneys 2022 Current

Showing 21 to 40 of 61 items