fivalco MEGA-FLEX RF-400-BR FLEX-07-050 User manual

FLEXIBLE SPRINKLER DROP HOSE FULL BORE
BRAIDED CONNECTIONS
with Straight End ConnectionInlet
Fivalcoindustries.com
Updated 9/28/2020 © Fivalco
PRODUCT DESCRIPTION
• Series RF-400-BR 1"/DN25 Nominal ID Braided Hose: 28, 40, 48, 60, 72"
• Sprinkler Connections: ½", ¾" & 1” NPT
• Inlet Connections: 1"/25mm NPT
• Straight Reducing Nipple Length: 5.5" (other lengths available)
• 90˚ Elbows: Short (typically used with concealed sprinklers)
Long (typically used with recessed pendent sprinklers)
Friction Loss Data continued on next page
TECHNICAL DATA
•Rated Pressure: 203 PSI (14 Bars)
•Maximum Ambient Temperature: 150°F (66°C)
•Maximum Sprinkler K-factor for ½” outlet:8.0
•Maximum Sprinkler K-factor for ¾” outlet:14.0
•Maximum Sprinkler K-factor for 1” outlet:25.2
•Designed for use in wet and dry systems
•Flexibility Type: Unlimited
•Minimum Bend Radius: 2"
•Hose Diameter: O.D. 1-3/8” / Flow 1”
MEGA-FLEX

FLEXIBLE SPRINKLER DROP HOSE FULL BORE
BRAIDED CONNECTIONS
with Straight End ConnectionInlet
Fivalcoindustries.com
Updated 9/28/2020 © Fivalco
Friction Loss Data
and Specifications
Model Length NPT k-Factor
Equivalent Length of 1 ft Sch 40 Pipe
UL
Max.
# of
Bends
Min.
Bending
Radius
FM
Max.
# of
Bends
Min.
Bending
Radius
RF-400-BR FLEX-07-050
28”
1/2”
5.6 & 8.0
18 ft
4
2”
4.5 ft
1
6.9”
RF-400-BR FLEX-10-050
40”
1/2”
5.6 & 8.0
24 ft
5
2”
9.8 ft
3
6.9”
RF-400-BR FLEX-12-050
48”
1/2”
5.6 & 8.0
37 ft
8
2”
13.4 ft
3
6.9"
RF-400-BR FLEX-15-050
60”
1/2”
5.6 & 8.0
49 ft
10
2”
18.8 ft
3
6.9”
RF-400-BR FLEX-18-050
72”
1/2”
5.6 & 8.0
52 ft
12
2”
24.2 ft
4
6.9”
Model Length NPT k-Factor
Equivalent Length of 1 ft Sch 40 Pipe
Max.
Min.
Bending
Radius
FM
Max.
# of
Bends
Min.
Bending
Radius
UL
# of
Bends
RF-400-BR FLEX-07-075
28”
3/4”
8.0, 11.2, 14.0
18 ft
4
2”
13.0 ft
1
6.9”
RF-400-BR FLEX-10-075
40”
3/4”
8.0, 11.2, 14.0
24 ft
5
2"
20.8 ft
3
6.9”
RF-400-BR FLEX-12-075
48”
3/4”
8.0, 11.2, 14.0
37 ft
8
2"
26.0 ft
3
6.9”
RF-400-BR FLEX-15-075
60”
3/4”
8.0, 11.2, 14.0
49 ft
10
2"
33.8 ft
3
6.9”
RF-400-BR FLEX-18-075
72”
3/4”
8.0, 11.2, 14.0
52 ft
12
2"
41.7 ft
4
6.9”
Model
Length
NPT k-Factor
Equivalent Length of 1 ft Sch 40 Pipe
UL
Max.
# of
Bends
Min.
Bending
Radius
FM
Max.
# of
Bends
Min.
Bending
Radius
RF-400-BR FLEX-07-100
28”
1"
25.2 and less
18 ft
4
2”
5.6 ft
1
7”
RF-400-BR FLEX-10-100
40”
1"
25.2 and less
24 ft
5
2"
9.2 ft
3
7”
RF-400-BR FLEX-12-100
48”
1"
25.2 and less
37 ft
8
2"
11.6 ft
3
7”
RF-400-BR FLEX-15-100
60”
1"
25.2 and less
49 ft
10
2"
15.2 ft
3
7”
RF-400-BR FLEX-18-100
72”
1"
25.2 and less
52 ft
12
2"
19.1 ft
4
7”

FLEXIBLE SPRINKLER DROP HOSE FULL BORE
Fivalcoindustries.com
Updated 9/28/2020 © Fivalco
BRAIDED CONNECTIONS
with 90° Elbow Outlet
MEGA-FLEX
Friction Loss Data
and Specifications
Max.
Equivalent Length # of
Min.
Bending
Radius
Model
Length
NPT
k-Factor
of ft Sch 40 Pipe
Bends
RF-400-BRE FLEX-07-050
28”
1/2”
5.6 & 8.0
16.3 ft
1
6.9"
RF-400-BRE FLEX-10-050
40”
1/2”
5.6 & 8.0
24.4 ft
3
6.9"
RF-400-BRE FLEX-12-050
48”
1/2”
5.6 & 8.0
29.8 ft
3
6.9"
RF-400-BRE FLEX-15-050
60”
1/2”
5.6 & 8.0
37.9 ft
3
6.9"
RF-400-BRE FLEX-18-050
72”
1/2”
5.6 & 8.0
46.0 ft
4
6.9"
Equivalent Length Max.
# of Min.
Bending
Model
Length
NPT
k-Factor
RF-400-BRE FLEX-07-075
28”
3/4”
8.0, 11.2, 14.0
14.7 ft
1
6.9”
RF-400-BRE FLEX-10-075
40”
3/4”
8.0, 11.2, 14.0
23.4 ft
3
6.9”
RF-400-BRE FLEX-12-075
48”
3/4”
8.0, 11.2, 14.0
29.2 ft
3
6.9”
RF-400-BRE FLEX-15-075
60”
3/4”
8.0, 11.2, 14.0
37.9 ft
3
6.9”
RF-400-BRE FLEX-18-075
72”
3/4”
8.0, 11.2, 14.0
46.8 ft
4
6.9”

FLEXIBLE SPRINKLER DROP HOSE FULL BORE
Fivalcoidustries.com
Updated 9/30/2020 © Fivalco
BRAIDED CONNECTIONS
Grooved Inlet with 90° Elbow Outlet
Friction Loss Data
and Specifications
Model Length
NPT
k-Factor
Equivalent Length
of ft Sch 40 Pipe
Max.
# of
Bends
Min.
Bending
Radius
RF-400-BRGE FLEX-07-050
28”
1/2”
5.6 & 8.0
16.3 ft
1
7”
RF-400-BRGE FLEX-10-050
40”
1/2”
5.6 & 8.0
24.4 ft
3
7”
RF-400-BRGE FLEX-12-050
48”
1/2”
5.6 & 8.0
29.8 ft
3
7”
RF-400-BRGE FLEX-15-050
60”
1/2”
5.6 & 8.0
37.9 ft
3
7”
RF-400-BRGE FLEX-18-050
72”
1/2”
5.6 & 8.0
46.0 ft
4
7”
Friction Loss Data
and Specifications
Equivalent Length
Max.
# of
Min.
Bending
Model
Length
NPT
k-Factor
of ft Sch 40 Pipe
Bends
Radius
RF-400-BRGE FLEX-07-075
28”
3/4”
8.0, 11.2, 14.0
14.7 ft
1
7”
RF-400-BRGE FLEX-10-075
40”
3/4”
8.0, 11.2, 14.0
23.4 ft
3
7”
RF-400-BRGE FLEX-12-075
48”
3/4”
8.0, 11.2, 14.0
29.2 ft
3
7”
RF-400-BRGE FLEX-15-075
60”
3/4”
8.0, 11.2, 14.0
37.9 ft
3
7”
RF-400-BRGE FLEX-18-075
72”
3/4"
8.0, 11.2, 14.0
46.8 ft
4
7”

Fivalcoindustries.com
Updated 9/30/2020 © Fivalco
COMPONENTS:
1. FLEXIBLE TUBE 304 STAINLESS STEEL
2. ISOLATION RING NYLON 66
3. SEALING GASKET EPDM
4. NUT ZINC PLATED STEEL
5. NIPPLE 1" ZINC PLATED STEEL
6. REDUCING NIPPLE ZINC PLATED STEEL
7. BRAID 304 STAINLESS STEEL
8. COLLAR RING (OUTER) 304 STAINLESS STEEL
9. SQUARE BAR ZINC PLATED STEEL
10. CENTER BRACKET ZINC PLATED STEEL
11. 4" END BRACKET(S) ZINC PLATED STEEL
HOSE BENDING PARAMETERS
BRAIDED CONNECTIONS
5-1/2"

FLEXIBLE SPRINKLER DROP HOSE
Fivalcoindustries.com
Updated 9/30/2020 © Fivalco
INSTALLATION INSTRUCTIONS
Determine the approximate place where the sprinklers will be located. The sprinkler should
belocated asclose as possibleto the center ofthedistance between ceiling grid'sT-bars.
CONNECT INLET NIPPLE
Use a pipe wrenchto screwthe INLETNIPPLE intothebranch
outlet. Apply pipe joint compound or Teflon tape to the
tapered threads to seal and tighten the branch line nipple into
the branch line outlet, with 35ft-lbs/50N•m.
DO NOT OVERTIGHTEN.
ATTACH BRACKET SET
Attach SIDE BRACKETS to the main rail of the T-Bargrid
and cross the SQUARE BAR through two SIDE BRACKETS,
with the CENTER BRACKET in the middle. Tighten all
bolts on the side brackets with 3ft-lbs/4N•m.
BENDING AND LOCATING
With CENTER BRACKET in the middle ofthe SQUARE BAR,
bendtheFLEXIBLEHOSE bodyasdesired(Accordingtohose
bending parameters) and locate the DISCHARGE NIPPLE into
the CENTER BRACKET and hinge arm and tighten wing nut
with 3ft-lbs/4N•m torque, after the proper location of sprinkler
head hasbeen determined.
CONNECT DISCHARGE NIPPLE
Apply Teflon tape to the male threads of the sprinkler.
Tighten slip nuts of CENTER BRACKET and install sprinkler head
to discharge nipple by following the sprinkler
manufacturer's installation instructions.
TEST
After installation is complete, test the system for leaks in
accordance with NFPA guidelines.
ADDITIONAL SECURITY
Simply add 4x1”sheet metal
screws to build a tamper
resistant installation.

FLEXIBLE SPRINKLER DROP HOSE
INSTALLATION OPTIONS
ADDITIONAL OPTIONS FOR FIVALCO FLEXIBLE SPRINKLER DROPS INSTALLATIONS
Call for availability
RN-10
10” long reducing nipple for
pendent sprinklers
TSB
Short End Brackets for
pendent sprinklers.
Combine with Short Elbow to
reduce clearance to 5.7”
SRE
Short 90° Elbow + short end brackets
for 5.7” clearance.
HCB
MSB
End Brackets for
Metal Studs/Plasterboard Ceilings
SCB
End Brackets for
Hard Lid Ceilingswith
Hat furring channel grid system.
Center Bracket for
Sidewall/Threaded rod.
Installation for Wall/isolation board
penetrations.
Installation on T-Bar grid ceiling system,
both regular pendent and concealed sprinklers.
Installation on wood studs with standard long side bracket.

FLEXIBLE SPRINKLER DROP HOSE
ACCESSORIES
Fivalcoindustries.com
Updated 9/30/2020 © Fivalco
90° Flex Hose
Reducing Nipple 1" x
1/2"
1" x 3/4"
Flex Hose Reducing Nipple
1" x 1/2"
1" x 3/4"
Flex Hose End Brackets
4" End Brackets (sold each)
Easy Snap Flex Hose Center Brackets
Flex Hose Square Bar
25" Square bar to fit standard ceiling tile grids