ELO-231B K = 161 standard response, standard coverage upright / pendent sprinklers ELO-231B is a large diameter sprinkler heads Guangzhou fm certified gas extinguishing product that has been carried out by the United States FM field test the overall size of the fire in the warehouse. Place in storage warehouse used to control high risk of fire. (For more information, please ask to design around the office) horizontal sidewall sprinklers TY-B Series flush mounted gas fire Cai Chengdu fm certified product for installation in walls have been renovated. A two-piece, labeled embedded decorative plate 10. Embed adjust the amount of embedded decorative plate is 12.7mm, or flush with the sidewall of the maximum amount of adjustment of the position of 19.1mm, adjust the amount of embedded decorative plate can be reduced by cutting precision nozzle connected to a short tube. Tyco Fire Suppression and Building Products TFS & amp; BP provide fire solutions and ancillary buildings to build solutions for commercial, industrial, institutional, government agencies and homes. Including various types of sprinkler head, wet alarm valves, deluge valves, flow meters, valves, signal butterfly valve, flowmeter, domestic high-pressure water mist like.