ProPress® 78802 2928.7ZL Double Drop Elbow, 3/4 x 3/4 x 1/2 in Nominal, Press x Press x FNPT End Style, Bronze, ImportStagnant water can harbor dangerous pathogens in domestic water distribution systems. Reducing stagnation helps to maintain design temperature and residual disinfectant levels both of which reduce the propagation of waterborne pathogens, leading to a safer domestic water distribution system. ProPress double drop elbows allow water distribution systems to be designed using concepts that minimize stagnation. Domestic water can be plumbed so that the use