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Standard 268, Edition 7

Smoke Detectors for Fire Alarm Systems

UL CSDS Proposal
Standard 268, Edition 7 Edition Date: May 03, 2018
Summary of Topics b0268_7_20180503_sum.html

Subject 268

Bulletin Dated: May 3, 2018


The following changes in requirements to the Standard for Smoke Detectors for Fire Alarm Systems, UL 268, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Marking Requirements Regarding Replacement Parts

2. For Preliminary Review Only: Detector Air Velocity in Excess of 300 fpm

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