1. CCC and ISO Certified 2. Brass Body, Chrome Plating 3. 1/2" , 3/4" for dry hydrant system 4. wall side, pendent, upright

open orifice sprinklers for dry hydrant system 

A fire sprinkler is the part of a fire sprinkler system that discharges water when the effects of a fire have been detected, such as when a predetermined temperature has been reached.

Open orifice sprinklers are only used in water spray systems or deluge sprinklers systems. They are identical to the automatic sprinkler on which they are based, with the heat sensitive operating element removed.

Product name: open orifice sprinklers , orifice sprinklers , sprinkler heads for automatic fire sprinkler system

Model: ZSTBS(K)-20

Installation  horizontal against wall

Connection thread: 3/4 inch

Diameter: 20 mm

Flow rate: 115 L/min