Models F1 & F1FR Pendent Sprinkler
with Model F1 Recessed Escutcheon
3/4" (19mm) Nominal Adjustment
2-7/8" (72 mm) Dia.
1-3/4"
(44 mm)
2-1/4"
(57 mm) Dia.
Hole in Ceiling
1-15/16"
(49 mm) Dia.
Minimum
Recess
Maximum
Recess
1"
(25 mm)
Face of Fitting
to Face of Ceiling
1-1/8" (29 mm) at
Max. Recess
3/8" (10 mm) at
Min. Recess
Models F1 & F1FR Pendent Sprinkler
with Model FP Recessed Escutcheon
1/2" (13mm) Nominal Adjustment
1"
(25 mm)
2-5/16"
(59 mm) Dia.
Minimum
Recess
Maximum
Recess
1/2"
(12 mm)
3-3/16" (78 mm) Dia.
Face of Fitting
to Face of Ceiling
1-1/2" (38 mm) at
Max. Recess
1" (25 mm) at
Min. Recess
2-7/8" (72 mm) Dia.
1-3/4"
(44 mm)
Minimum
Recess
Maximum
Recess
1-1/4"
(32 mm)
Face of Fitting
to Face of Ceiling
7/8" (22 mm) at
Max. Recess
3/8" (10 mm) at
Min. Recess
2-1/4"
(57 mm) Dia.
Hole in Ceiling
1-15/16"
(49 mm) Dia.
2-1/2"
(64 mm) Dia.
Hole in Ceiling
Models F1 & F1FR Pendent Sprinkler
with Model F2 Recessed Escutcheon
1/2" (13mm) Nominal Adjustment
F1_REC_PEND
Reducing
Fitting
Reducing
Fitting
Reducing
Fitting
Note: Model FP recessed assemblies may not be used where the
pressure in the space above the ceiling is positive with respect to
the protected area. Ensure that the openings in the Model FP cup
are unobstructed following installation.
Vented Cup
Recessed Installation: Pendent Sprinklers
Figure 3
FP Escutcheon
F1 Escutcheon
(F2 similar)
Bulletin 073
October 2022
Page 4 of 6
www.reliablesprinkler.com
