Tyco® Type D4a, Protectospray Directional Spray Nozzle, Open, Medium Velocity, 1/2” NPT, 4.1K, No.28 Orifice, Angle 125, Natural Finish Bronze, 49-428-1-125 56-665-7-001 Head guard for use with

Head guard for use with Viking D-1 Fire Sprinklers

Depth - 2 7/8"

AC/Heater unit UL/cUL Listed

49-432-1-080

Tyco® Type D4a, Protectospray Directional Spray Nozzle, Open, Medium Velocity, 1/2” NPT, 4.1K, No.28 Orifice, Angle 125, Natural Finish Bronze, 49-428-1-125 56-665-7-001 Head guard for use withThe TYCO Type D4a PROTECTOSPRAY Nozzles are open (non automatic) directional spray nozzles and they are designed for use in water spray fixed systems for fire protection applications. They are external deflector type nozzles that discharge a uniformly filled cone of medium velocity water droplets. The Type D4a Nozzles feature a four arm body design that helps assist against mechanical or physical damage similar to a sprinkler guard used on automatic