Where a fire alarm system is installed, actuation of the automatic sprinkler system shall actuate the building fire alarm system. I simply do not understand WHY this statement of fact is not included in NFPA 1, NFPA 101, NFPA 13 or NFPA 72! This requirement (shall is the key word used ...
Illumination systems Details About Senken Group Co.,Ltd. Senken was Founded in 1990, the largest Chinese manufacturer of special vehicle signal lights and alarm equipments, specializes in researching, developing, producing and selling police appliances, safety engineering appliances, special lighting equipme...