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Standard 2351, Edition 2

Standard for Spray Nozzles for Fire-Protection Service

UL CSDS Proposal
Standard 2351, Edition 2 Edition Date: September 05, 2008
Summary of Topics b2351_2_20080905_sum.html

Subject 2351

Bulletin Dated: September 5, 2008


The following changes in requirements to the Standard for Safety for Spray Nozzles for Fire-Protection Service, UL 2351, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Revision of the "Operation - Lodgement Test" in Section 22

2. For Preliminary Review Only: Dynamic O-ring Water Seals

3. For Preliminary Review Only: Inlet Threads

4. For Preliminary Review Only: Integral Strainers

5. For Preliminary Review Only: Revisions to More Closely Align Text with UL 199, Clarify Requirements And Update Testing Details

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