Reverse Action MV Water Spray Nozzle

Size 12" bspt npt open orifice used in deluge water spray system non-automatic fixed pattern external deflector solid cone discharge in the opposite direction of water inlet combination of different orifices & spray angle k-factor : metric - 22, 30, 35, 41, 51, 64, 91 & 102 k-factor : us - 1.54, 2.10, 2.45, 2.87, 3.57, 4.48, 5.53, 6.63 & 7.14 spray angle - 120° & 140° brass finish or chrome plated nozzles are permanently marked with model no., batch no., spray angle & k-factor.