The Medium Velocity Water Spray Nozzle is an open orifice directional spray nozzle designed for use in fixed water spray systems for fire protection applications. MV nozzles are available in various construction materials. This nozzle is available in brass, 316 stainless steel and aluminum bronze. The HD MV nozzle is UL Listed, FM Approved, and also Lloyds Type Approved. The nozzle has an external deflector that discharges a uniformly filled cone of medium-velocity water droplets. The device has a choice of several k-factors and spray angles, so any system designer can effectively integrate the nozzle for water spray applications.