Reliable G5-56 (RA3415) Concealed Pendent 212° F Sprinkler Head (only) 5.6 K-Factor

Reliable Models GFR and GFR Recessed Sprinklers are Quick Response fusible solder type automatic sprinklers. These sprinklers have demonstrated response times in laboratory tests which are five times faster than standard response sprinklers. This quick response enables the Models GFR and GFR Recessed Sprinklers to apply water to a fire much faster than standard response sprinklers of the same temperature rating.