Medium Velocity Water Spray Nozzle has coverage of water spray at working pressure between 1.4 to 3.5 Kg/ cm ². The Spray Nozzle comes fitted with strainer having perforations less than 3.2 mm so as to avoid clogging of system. The Spray Nozzle has wide range of k-factor and spray angle and has a non clogging open type design. The Spray Nozzle is used in manual or automatic deluge water spray absorbs heat radiated from fire thus preventing further spread of fire and can be used for exposure protection of structures and vessels located in fire areas systems. The Spray Nozzle can be used mostly for cooling of hydrocarbon liquids stored in storage tanks for maintaining temperature of liquid under its flash point. The Medium Velocity Water Spray Nozzle consists of body, insert and deflector.