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Recessed Installation: Horizontal Sidewall Sprinklers <br />1/2" (12 mm) <br />Reducing +/- 3/6" (10 man) 1-3/6" (35 man) Maximum Recess <br />Fitting Face of fitting <br />to face of wall <br />} (102 (102 <br />man - 305 man) <br />Deflector to ceiling <br />2Dia. (49 man) <br />3 ma <br />(57 man) 1-1 mm) - - - (73 man) <br />Dia. <br />Hole Dia. Dia. <br />9/16" [14mm] <br />F1 Recessed escutcheon <br />3/4" (19 man) Adjustment 2 1/6" (54 man) Minimum Recess <br />Model F1 FIR Horizontal Sidewall Sprinkler <br />with Model F1 Recessed Escutcheon <br />3/4" (19mm) Nominal Adjustment FiFa-REc_Hsw <br />3/6" (16 man) <br />Reducing '/- 1/4" A1 5/B" (42 man) Maximum Recess <br />t <br />Fitting Face of thing <br />to face of wall <br />} 4" - 12" <br />(102 man - 305 man) <br />Deflector to ceiling <br />2-1/4" 1-15/16" 2-7/6" <br />(57 mar) (49 man) - - - - - (73 man) <br />Dia. Hole DIA. Dia. <br />9/16" [14mm] <br />11 F2 Recessed escutcheon <br />1/2"(13 man) Adjustment 2-1/6"(54 man) Minimum Recess <br />Model F1 FIR Horizontal Sidewall Sprinkler <br />with Model F2 Recessed Escutcheon <br />1/2" (13mm) Nominal Adjustment <br />1-1/4" (32 man) <br />Reducing '/- 1/4" (6 mm) � 7/8" (22 man) Maximum Recess <br />Fitting Face fitting <br />to face of wall <br />} 4"-1man m - 305 man) <br />Deflector to ceiling <br />7 ma 2-5/16" 3-1/4" <br />(6m) (56 man) _ _ _ _ (63 man) <br />Dia Dia. Dia. <br />Hole. 9/16" [14mm] <br />Vented Cup <br />1-3/8" (35 man) Minimum Recess <br />Model F1 FIR Horizontal Sidewall Sprinkler <br />with Model FP Recessed Escutcheon <br />1/2" (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 per' Page 7 of 9 <br />January 2023 www.reliablesprinkler.com <br />