what year were automatic sprinklers invented
AutomAtic Sprinkler SyStemS. Automatic Sprinklers were invented by an. American, Henry S. Parmalee, in 1874 to. protect his piano factory. sprinkler, releasing water directly over the. Until the 1940s and 1950s, sprinklers were. installed almost exclusively for the protection. of buildings, especially warehouses and. factories. Insurance savings, which could. pay back the cost of the system in a few. years time, were the major incentives. Following fires with large losses of life.