Tyco® Type D4a, Protectospray Directional Spray Nozzle, Open, Medium Velocity, 1/2” NPT, 1.8K, No.18 Orifice, Angle 140, Teflon Coated Bronze, White, 49-418-4-140 Type 1 & 2 B2178732S9

B2178732S9

BA132132S9

AG172132S9

and NF Model Sprinklers - 90000-003-0300

Multifunction door alarm for double doors

Tyco® Type D4a, Protectospray Directional Spray Nozzle, Open, Medium Velocity, 1/2” NPT, 1.8K, No.18 Orifice, Angle 140, Teflon Coated Bronze, White, 49-418-4-140 Type 1 & 2 B2178732S9The 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