The Sprinkler Models, including models BL 5601, BL 5602, BL 5603 and BL 5604, is designed in accordance with UL 199 standards. Available in both Standard Response and Quick Response configurations, these sprinklers are suitable for upright and pendent installations, with recessed installation available for pendent models using recessed escutcheon plates providing up to ¾ in. (19 mm) vertical adjustment.…