UL 723S PDF

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UL Outline of Investigation for Drop-Out Ceilings Installed Beneath Automatic Sprinklers – Issue 4

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1 Scope

1.1 These requirements cover drop-out ceilings assemblies intended for installation beneath sprinklers. During fire conditions, the drop-out ceiling panels are intended to drop from their supports to expose the sprinklers to the fire.

1.2 Drop-out ceilings covered by these requirements are intended to be installed in accordance with the Standard for the Installation of Sprinkler Systems, NFPA 13.

Edition

4

Published Date

January 08, 2026

Language

English

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UL 723S PDF
$225.00 Original price was: $225.00.$135.00Current price is: $135.00.