Dear Pro, i am making a list of the locations the "inspector test connection" is mandatory to be placed as we are getting alot of contractors question of its presence. NFPA 13 states that it shall be installed where there is an alarm check valve. 188.8.131.52 The alarm test connection shall be permitted to be installed in any location
Hi I have 4 no's warehouse in a single compound. Each warehouse having 230 no's of sprinklers with 6" Main Riser Pipes & 6" Zone Control Valve Assembly each. Each of these 6" risers are connected from 8" header pipe from the Fire Pump. Should i need to install Alarm Check Valves in each warehouse or is it enough to install one 8"