Technical Data | Submittal | Easyflex Product Catalog
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.
| Outlet Size | Part # | Description |
| 1/2″ | EFB 224 | 1/2″ FIP x 1″ MIP |
| 1/2″ | EFB 236 | 1/2″ FIP x 1″ MIP |
| 1/2″ | EFB 248 | 1/2″ FIP x 1″ MIP |
| 1/2″ | EFB 260 | 1/2″ FIP x 1″ MIP |
| 1/2″ | EFB 272 | 1/2″ FIP x 1″ MIP |
| Outlet Size | Part # | Description |
| 3/4″ | EFB 224HP | 3/4″ FIP x 1″ MIP |
| 3/4″ | EFB 336HP | 3/4″ FIP x 1″ MIP |
| 3/4″ | EFB 348HP | 3/4″ FIP x 1″ MIP |
| 3/4″ | EFB 360HP | 3/4″ FIP x 1″ MIP |
| 3/4″ | EFB 372HP | 3/4″ FIP x 1″ MIP |
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)
| Lengths Available | 24”, 36”, 48”, 60”, and 72” |
| Outlet | 1/2” or 3/4” |
| Hose Type | Braided |
| Hose | Stainless Steel 304 |
| Nut & Nipple | Zinc-Plated Steel |
| Sealing Gasket/Isolation Ring | EPDM/Nylon |
| Max. Ambient Temperature Rating | 225°F |
| Max. Working Pressure Rating | 175 psig |
| Minimum Bend Radius | 4” (UL/ULC) and 8” (FM) DO NOT bend within 2.52 inches from connection nuts |
| Connection | Inlet – 1” NPT Outlet – 1/2” or 3/4” NPT |
|
Length
|
Outlet Connection
|
K-Factor
|
Max. # of 90° Bends
|
Equivalent Length of 1 in. Schedule 40 Pipe, ft.
|
|||||
|
24″
|
1/2″ | 5.6 | 1 | 18′ | |||||
| 3/4″ | 8.0 | 1 | 18′ | ||||||
|
36″
|
1/2″ | 5.6 | 2 | 31′ | |||||
| 3/4″ | 8.0 | 2 | 34′ | ||||||
|
48″
|
1/2″ | 5.6 | 3 | 48′ | |||||
| 3/4″ | 8.0 | 3 | 51′ | ||||||
|
60″
|
1/2″ | 5.6 | 4 | 60′ | |||||
| 3/4″ | 8.0 | 4 | 65′ | ||||||
|
72″
|
1/2″ | 5.6 | 4 | 71′ | |||||
| 3/4″ | 8.0 | 4 | 72′ | ||||||
4″ minimum bend radius, where C=120
Length | Outlet Connection | K-Factor | Max. # of 90° Bends | Equivalent Length of 1 in. Schedule 40 Pipe, ft. | |||||
24″ | 1/2″ | 5.6 | 1 | 27′ | |||||
| 3/4″ | 8.0 | 1 | 18.6′ | ||||||
36″ | 1/2″ | 5.6 | 2 | 37.4′ | |||||
| 3/4″ | 8.0 | 2 | 30.4′ | ||||||
48″ | 1/2″ | 5.6 | 3 | 54.9′ | |||||
| 3/4″ | 8.0 | 3 | 48.3′ | ||||||
60″ | 1/2″ | 5.6 | 4 | 72.5′ | |||||
| 3/4″ | 8.0 | 4 | 66.2′ | ||||||
72″ | 1/2″ | 5.6 | 4 | 90.5′ | |||||
| 3/4″ | 8.0 | 4 | 83′ | ||||||
8′ minimum bend radius, where C=120
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