Standard 263, Edition 14
UL 263

Standard for Fire Tests of Building Construction and Materials

UL CSDS Proposal Edition 14 Published Date: October 06, 2017 Last Revision: March 14, 2022

Summary of Topics b0263_14_20171006_sum.html

Subject 263

Bulletin Dated: October 6, 2017

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Fire Tests of Building Construction and Materials, UL 263, are being proposed:

1. (A) Removal of the use of thermometers to measure temperatures on the unexposed surfaces, (B) Introduction of the use of a cotton pad test to determine conditions sufficient to ignite cotton waste on unexposed surfaces and (C) Expansion of the requirement to reference compliance with ASTM E2794 in reports describing fire tests on beam assemblies

2. Introduction of tests on ceiling membranes

3. Introduction of measuring and reporting furnace pressure

Back to Standard 263, Edition 14

The cost to purchase this Standard varies depending on whether you are ordering a hardcopy, PDF or combination of the two. We also offer two different types of subscriptions: a one year and a three year.

You will be able to choose your purchase options on the following pages.

×
×
×
×
×

You have one or more subscriptions that will expire soon.

×

You have one or more licenses to assign

×

Additional information required

To serve you better, please update your account details.

Featured Standards


Recently Published











Coming Soon

UL 48
Electrical Signs
Revision Pages

UL/ULC 25
Meters for Flammable and Combustible Liquids and LP-Gas
Revision Pages

UL 155
Tests for Fire Resistance of Vault and File Room Doors
Revision Pages

UL 310
Electrical Quick-Connect Terminals
New Edition

UL 19
Lined Fire Hose and Hose Assemblies
Revision Pages

UL 104
Elevator Door Locking Devices and Door or Gate Closed Detection Means
New Edition

UL 217
Smoke Alarms
Revision Pages

UL 294
Access Control System Units
Revision Pages
×

Email Verification Required

To enhance security and protect our community from fraudulent activity, we require email address confirmation before orders can be placed. This step ensures that all orders come from verified sources, helping us maintain a safe and trusted environment for everyone. Thank you for your cooperation.

To resend the confirmation email please click here. The confirmation email will look like the sample below.

Sample

example email
×