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Braided Flexible Hose

Our braided flexible sprinkler hoses are available with either a 1/2″ or 3/4″ outlet, and in five different lengths: 24″, 36″, 48″, 60″, and 72″. These hoses have a maximum temperature rating of 225°F and a maximum pressure rating of 175 psi.

- Stainless Steel 304 (Hose and Braided Jacket)
- Zinc-plated Steel (Nut & Nipple)
- EPDM Sealing Gasket
- Nylon Isolation Ring
- UL Listed & FM Approved

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Models

  • 1/2” Connection
    Outlet Size
    Part #
    Description
    1/2″
    KFB 224
    1/2" FIP x 1" MIP
    1/2″
    KFB 236
    1/2" FIP x 1" MIP
    1/2″
    KFB 248
    1/2" FIP x 1" MIP
    1/2″
    KFB 260
    1/2" FIP x 1" MIP
    1/2″
    KFB 272
    		1/2" FIP x 1" MIP
  • 3/4” Connection
    Outlet SizePart #Description
    3/4″KFB 3243/4" FIP x 1" MIP
    3/4″KFB 3363/4" FIP x 1" MIP
    3/4″KFB 3483/4" FIP x 1" MIP
    3/4″
    		KFB 3603/4" FIP x 1" MIP
    3/4″
    KFB 372
    3/4" FIP x 1" MIP

Technical Data


BRAIDED FLEXIBLE SPRINKLER DROPS APPLIANCE STANDARDS

National Fire Protection Association (NFPA):

NFPA 13: Standard for installation of sprinkler systems

NFPA 13D: Standard for the installation of sprinkler systems in one and two-family dwellings and manufactured homes

NFPA 13R: Standard for installation of sprinkler systems in residential occupancies up to and including four stories in height

NFPA 13 Section 9.2.1.3.3.3: Hangers are not required for flexible connections as long as the length does not exceed 6 ft.


American Society of Testing and Methods (ASTM):

ASTM C635: Standard specifications for the manufacture, performance, and testing of metal suspension systems for acoustical tile and lay-in panel ceilings

ASTM C636: Standard practice for installation of metal ceiling suspension systems for acoustical tile and lay-in panels


Factory Mutual (FM), FM Class No. 1637:

Approved standard for flexible sprinkler hose with threaded end fittings


Underwriters Laboratories, Inc. (UL/ULC), cUL us 2443:

Standard for flexible sprinkler hose with fittings for fire protection service


International Building Code (IBC) Section 1621/American Society of Civil Engineers (ASCE) 7 9.6.2.6.2 & 9.6.2.6.2.2:

Flexible sprinkler connections are the alternative solution to install without seismic escutcheons (oops ring)


BRAIDED FLEXIBLE HOSE DIAGRAM


  1. Tube
  2. Isolation Ring
  3. Sealing Ring
  4. Nut
  5. Nipple (1”)
  6. Reducer


SPECIFICATIONS

Lengths Available24”, 36”, 48”, 60”, and 72”
Outlet1/2” or 3/4”
Hose TypeBraided









HoseStainless Steel 304
Nut & NippleZinc-Plated Steel
Sealing Gasket/Isolation RingEPDM/Nylon
Max. Ambient Temperature Rating225°F
Max. Working Pressure Rating175 psig
Minimum Bend Radius4” (UL/ULC) and 8” (FM)
DO NOT bend within 2.52 inches from connection nuts
ConnectionInlet 1” NPT
Outlet 
 1/2” or 3/4” NPT
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