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Flat Concealed Pendent Sprinkler
RC-QR-EC 5.6K (SS3561)
Quick response, extended
coverage.
Solder type.
Standard cover plate is 3-1/4”
(83mm) in diameter.
Smaller 2-5/8” (68mm) cover
plate also available.
Cover plates are available in
twelve standard finishes and
unlimited custom color and
pattern finishes.
Can be installed in fewer steps
and less time.
Required Wrench Socket: NR-H
Approvals
cULus Listed,
K Factor
K= 5.6 (80.6)
Thread Size
NPT1/2"
Temperature
162°F / 72°C Sprinkler with
140°F / 60°C Cover Plate
Vertical Adjustment
1/2 inch (12.8 mm)
Standard Finish White, Ivory, Beige, Black, Brown
Nickel and Wood Grain
Technical Data
Maximum Coverage Area
Minimum Flow and Pressure
16’ x 16’
(4.9m x 4.9m)
26GPM
(98.4 LPM)
21.6psi
(1.49 bar)
33GPM
(124.9 LPM)
34.7psi
(2.39 bar)
40GPM
(151.4 LPM)
51.0psi
(3.52 bar)
18’ x 18’
(5.5m x 5.5m)
20’ x 20’
(6.1m x 6.1m)
Commercial Sprinklers
Flush Pendent Sprinkler
ZN-QR 5.6K (SS2521)
Features
Quick response, standard
coverage.
Solder type.
Can be installed in fewer
steps and less time.
Approvals
cULus Listed,
NYC Approved
K Factor
K= 5.6 (80.6)
Thread Size
NPT 1/2"
Temperature
162
°
F / 72
°
C, 205
°F / 96°C
Vertical Adjustment
3/8 inch (9.5 mm)
Standard Finish
White, Chrome, Black
Technical Data
Required Wrench Socket: VC-H
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Features