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Recessed Installation: Horizontal Sidewall Sprinklers <br />1/2" (12 mm) <br />Reducing +/- 3/8" (10 mm) <br />ce <br />Fitting Face of fitting 1-3/8" (35 mm) Maximum Ress <br />to face of wall <br />I 4" '2" <br />(102 mm - 305 mm) <br />Deflector to ceiling <br />2-1/4" 1-15/16" 2-7/8" <br />(57 Dia. <br />(49 mm) — - - — - - (73 mm) <br />Dia. Dia. Dia. <br />Hole <br />1 9/16" El <br />4mm) <br />F1 Recessed escutcheon <br />3/4" (19 mm) Adjustment 2 1/8" (54 mm) Minimum Recess <br />Model F1FR Horizontal Sidewall Sprinkler <br />with Model F1 Recessed Escutcheon <br />3/4" (19mm) Nominal Adjustment FIM-REC HSW <br />3/8" (16 mm) <br />Reducing +/- 1/4" (6 mm) <br />Fitting1-5/8" (42 mm) Maximum Recess <br />Nace of fitting face of wall <br />1 4'_ 12" <br />(102 mm - 305 mm) <br />�� Deflector toceiling <br />2-1/4" 1-15/16" 2-7/8" <br />(57 mm) (49 mm) -- - --- - (73 mm) <br />Dia. DIA. Dia. <br />Hole __1 <br />9/16" [14mm] <br />F2 Recessed escutcheon <br />1/2" (13 mm) Adjustment 2-1/8" (54 mm) Minimum Recess <br />Model F1FR Horizontal Sidewall Sprinkler <br />with Model F2 Recessed Escutcheon <br />1/2" (13mm) Nominal Adjustment <br />1-1/4" (32 mm) <br />Reducing +/- 1/4" (6 mm) 7/8" (22 mm) Maximum Recess <br />Fitting Face of fitting <br />to face of wall <br />1 4" - 12" <br />(102 mm - 305 mm) <br />�� Deflector to ceiling <br />2-5/8" 2-5/16" <br />(67 mm) 3-1/4" <br />Dia (58mm) (83 mm) <br />Hole. Dia' Dia. <br />9/16" [14mm] <br />Vented Cup 1-3/8" (35 mm) Minimum Recess <br />Model F1FR Horizontal Sidewall Sprinkler <br />with Model FP Recessed Escutcheon <br />112" (13mm) Nominal Adjustment <br />Note: Model FP recessed assemblies may not be used where the <br />pressure in the space behind the sprinkler is positive with respect <br />to the space in the protected area. Ensure that the openings in <br />the Model FP cup are unobstructed following installation. <br />Bulletin 074 ;ab,� Page 7 of 9 <br />January 2023 www.reliablesprinkler.com <br />