EC-HSW series, 3mm glass bulb sprinklers can provide rapid response thermosensitive expand coverage fast response (QREC) sprayed on the table listed in Table B or C in a variety of large coverage. Embedded EC-HSW series of large levels of coverage sidewall sprinkler installation of either a two-piece, labeled 40 (3/4 "NPT DN20) embedded decorative plate, Shanghai fm certification foam fire extinguishing products, embedded decorative plate Embed modulation is 12.7mm. adjusting the amount of embedded decorative plate can be reduced by cutting precision short tube connection nozzle. RF II Series K = 80 fast / standard response, large coverage hide pendent sprinklers (NFPA13 light risk level) RFII series extended coverage light hazard level (ECLH) concealed pendent sprinklers K = 80, the bulb diameter 3mm, Tianjin fm certification foam fire extinguishing products, with concealed sprinklers flat cover plate, fm certification foam fire extinguishing products, so that nozzle decorative The nozzle is the best choice for building sensitive areas such as the hotel porch, office buildings, churches and restaurants, etc. The series of nozzles may be related installation standards (such as NFPA13) require the installation of automatic sprinkler systems. Tyco fire and building products TFS & amp; BP to provide for commercial, industrial, institutional, government agencies and residential fire solutions and ancillary buildings to build solutions with a focus on research and development of chemical and water-based fire-fighting technology, providing innovative. technical solutions and global certification. The main products include sprinkler systems and valves, piping products and accessories, manual fire fighting equipment, fire detection / suppression systems, fire extinguishing agent.