UL 2561
Standard for 1400 Degree Fahrenheit Factory-Built Chimneys

DETAILS
Edition Number:2SCC Approved:--
Edition Date:2016-01-22DOD Approved: --
Price Code:BANSI Approved: 2018-04-19
Type:ulstd

  • SCOPE

    1 Scope

    1.1 These requirements cover factory-built 1400 degree Fahrenheit chimneys intended for venting gas, liquid, and solid-fuel-fired appliances in which the maximum continuous flue-gas temperatures do not exceed 1400°F (760°C).

    1.2 Factory-built chimneys are intended for installation in accordance with the Standard for Chimneys, Fireplaces, Vents, and Solid Fuel-Burning Appliances, NFPA 211, and in accordance with codes such as the International Mechanical Code, and the Uniform Mechanical Code.

  • TABLE OF CONTENTS
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    • Cover
    • Transmittal
    • Table of Contents
      • Body
        • INTRODUCTION
          • 1 Scope
          • 2 Components
          • 3 Units of Measurement
          • 4 Undated References
          • 5 Glossary
        • CONSTRUCTION
          • 6 Materials
          • 7 Assembly
          • 8 Chimney Caps
          • 9 Joints
          • 10 Radiation Shields
          • 11 Roof Jacks
          • 12 Support Assembly
        • PERFORMANCE
          • 13 General
          • 14 Test Installation
          • 15 Temperature Measurement
          • 16 Thermal Shock Test
          • 17 Temperature Test – 1400°F (760°C) Flue Gases
          • 18 Temperature Test – 1800°F (980°C) Flue Gases, 10 Minutes
          • 19 Positive Pressure Applications Test
          • 20 Vertical Support Test
          • 21 Strength Test
            • 21.1 General
            • 21.2 Impact test
            • 21.3 Longitudinal force test
            • 21.4 Load test for chimney elbows
            • 21.5 Chimney joint load test
          • 22 Wind Load Test
            • 22.1 General
            • 22.2 Roof assemblies
            • 22.3 Lateral supports
          • 23 Rain Test
          • 24 Resistance to Action of Acids Test of Nonmetallic Flue-Gas Conduit
          • 25 Freezing and Thawing Test
          • 26 Cemented Joint Test of Flue-Gas Conduit
          • 27 Sulfuric Acid Extraction Test for Porcelain-Coated Steel Used for Flue-Gas Conduit
          • 28 Crushing Test of Nonmetallic Flue-Gas Conduit
        • MARKING
          • 29 General
        • INSTRUCTIONS
          • 30 Installation Instructions