Tyco® Type D4a, Protectospray Directional Spray Nozzle, Open, Medium Velocity, 1/2” NPT, 2.3K, No.21 Orifice, Angle 95, Teflon Coated Bronze, White, 49-421-4-095 56-000-1-097 Wall units are available in

Wall units are available in flush or surface mounted versions

flush mount

this seal decreases the potential for leakage of air through the opening in the ceiling or wall and consequent formation of condensation around the sprinkler connection on the system piping

STI-6205 and STI-6210

High quality graphite packing

Tyco® Type D4a, Protectospray Directional Spray Nozzle, Open, Medium Velocity, 1/2” NPT, 2.3K, No.21 Orifice, Angle 95, Teflon Coated Bronze, White, 49-421-4-095 56-000-1-097 Wall units are available inThe 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