2-1/4"
(57 mm)
Dia.
Hole
1-15/16"
(49 mm)
Dia.
2-1/4"
(57 mm)
Dia.
Hole
1-15/16"
(49 mm)
DIA.
2-7/8"
(73 mm)
Dia.
2-7/8"
(73 mm)
Dia.
2-1/8" (54 mm) Minimum Recess
1-5/8" (42 mm) Maximum Recess
2 1/8" (54 mm) Minimum Recess
1-3/8" (35 mm) Maximum Recess
2-5/8"
(67 mm)
Dia
Hole.
2-5/16"
(58 mm)
Dia.
3-1/4"
(83 mm)
Dia.
1-1/4" (32 mm)
+/- 1/4" (6 mm)
Face of fitting
to face of wall
1-3/8" (35 mm) Minimum Recess
7/8" (22 mm) Maximum Recess
3/8" (16 mm)
+/- 1/4" (6 mm)
Face of fitting
to face of wall
1/2" (12 mm)
+/- 3/8" (10 mm)
Face of fitting
to face of wall
4" - 12"
(102 mm - 305 mm)
Deflector to ceiling
F1FR_REC_HSW
Reducing
Fitting
Reducing
Fitting
Reducing
Fitting
9/16" [14mm]
Model F1FR Horizontal Sidewall Sprinkler
with Model FP Recessed Escutcheon
1/2" (13mm) Nominal Adjustment
Model F1FR Horizontal Sidewall Sprinkler
with Model F2 Recessed Escutcheon
1/2" (13mm) Nominal Adjustment
Model F1FR Horizontal Sidewall Sprinkler
with Model F1 Recessed Escutcheon
3/4" (19mm) Nominal Adjustment
F2 Recessed escutcheon
1/2" (13 mm) Adjustment
F1 Recessed escutcheon
3/4" (19 mm) Adjustment
4" - 12"
(102 mm - 305 mm)
Deflector to ceiling
9/16" [14mm]
4" - 12"
(102 mm - 305 mm)
Deflector to ceiling
9/16" [14mm]
Note: Model FP recessed assemblies may not be used where the
pressure in the space behind the sprinkler is positive with respect
to the space in the protected area. Ensure that the openings in
the Model FP cup are unobstructed following installation.
Vented Cup
Recessed Installation: Horizontal Sidewall Sprinklers
Figure 6
Bulletin 074
October 2022
Page 7 of 9
www.reliablesprinkler.com
