UL 2443
Standard for Flexible Sprinkler Hose with Fittings for Fire Protection Service

DETAILS
Edition Number:2SCC Approved:--
Edition Date:2010-05-26DOD Approved: --
Price Code:BANSI Approved: 2010-05-25
Type:ulstd

  • SCOPE

    1 Scope

    1.1 This standard covers flexible sprinkler hose with fittings intended for direct connection to fire sprinklers in installations requiring a flexible attachment to the sprinkler system piping such as clean rooms, suspended ceilings, and exhaust ducts.

    1.2 The products covered by this standard are intended for use in sprinkler systems installed in accordance with the Standard for Installation of Sprinkler Systems, NFPA 13; Standard for the Installation of Sprinkler Systems in Residential Occupancies Up to Four Stories in Height, NFPA 13R; and Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Mobile Homes, NFPA 13D.

  • 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 General
          • 7 Materials
        • PERFORMANCE
          • 8 Hydrostatic Pressure and Leakage Test
          • 9 Mechanical Strength Test
          • 10 High Temperature Exposure Test
          • 11 Vibration Test
          • 12 Equivalent Length Determination
          • 13 Salt Spray Corrosion Test
          • 14 10-Day Moist Ammonia Air Stress Cracking Test
          • 15 Stress-Corrosion Cracking of Stainless Steel Parts Test
          • 16 Elastomeric Parts Test
          • 17 Low Temperature Test for Dry Pipe Systems
          • 18 Pressure Cycling Test
          • 19 Vacuum Test
          • 20 High Pressure Flow Test
          • 21 Fatigue Test
          • 22 Metallic Coating Thickness Test
        • MANUFACTURING AND PRODUCTION TESTS
          • 23 General
        • MARKINGS
          • 24 General
        • INSTALLATION INSTRUCTIONS
          • 25 General