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UL 959:9ED 2010-12

Current
Current

The latest, up-to-date edition.

Standard for Medium Heat Appliance Factory-Built Chimneys
Available format(s)

Hardcopy

Published date

17-12-2010

FOREWORD
INTRODUCTION
1. Scope
2. General
3. Glossary
CONSTRUCTION
4. Materials
5. Assembly
6. Chimney Caps
7. Joints
8. Radiation Shields
9. Roof Jacks
10. Support Assembly
PERFORMANCE
11. General
12. Test Installation
13. Temperature Measurements
14. Thermal Shock Test
15. Water Shock Test
16. Temperature Test - 1800 deg F (980 deg C) Flue Gases
17. Vertical Support Test
18. Strength Test
19. Wind Load Test
20. Rain Test
21. Resistance to Action of Acids Test on Nonmetallic
     Flue-Gas Conduit
22. Freezing and Thawing Test
23. Cemented Joint Test of Flue-Gas Conduit
MARKING
24. General
INSTRUCTIONS
25. Installation Instructions

This revision of ANSI/UL 959 dated August 28, 2019 is being issued to update the title page to reflect the most recent designation as a Reaffirmed American National Standard (ANS).

These requirements cover factory-built chimneys intended for venting gas, liquid, and solid-fuel-fired medium-heat type appliances in which the maximum continuous flue-gas temperatures do not exceed 1800°F (980°C).

DocumentType
Standard
Pages
0
ProductNote
REV 2 2019 CHILD IS ADDED.
PublisherName
Underwriters Laboratories
Status
Current

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