FM Approvals 4121:2022 PDF

Name:
FM Approvals 4121:2022 PDF

Published Date:
01/01/2022

Status:
Active

Description:

Fire and Smoke Door Holder and/or Release Devices

Publisher:
FM Approvals

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

This standard sets the performance requirements for fire and smoke door holder and/or release devices. They shall be examined for their ability to keep a fire or smoke door in the open position by either electromechanical or electromagnetic means until such time that the unit(s) receive a signal from an external source such as a product of combustion device or a simulated alarm signal meant to test the system.

File Size :	1 file , 250 KB
Note :	This product is unavailable in Ukraine, Belarus, Russia
Number of Pages :	18
Published :	01/01/2022

History

FM Approvals 4121:2022

Published Date: 01/01/2022

Fire and Smoke Door Holder and/or Release Devices

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FM Approvals 4121

Published Date: 04/01/2013

Fire and Smoke Door Holder and/or Release Devices

$15

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