ULC 533

Egress Door Securing And Releasing Devices (CAN/ULC S533-08)

Underwriters Laboratories of Canada , 07/01/2008

Publisher: ULC

File Format: PDF

$93.00$186.31

Description

Standard By:Underwriters Laboratories of Canada , 07/01/2008

Published:07/01/2008

This Standard shall apply to egress door securing and releasing devices to perform the function of holding a door in the closed position and releasing the door to permit free egress when operated. Egress door securing and releasing devices are considered ancillary devices and are not an integral part of the fire alarm system.