Tyco UK Ty 9291 Downward Sprinkler Head belongs to the special nozzle series TY-FRB Stainless Steel, which must respond quickly with a spray flow rate of K=8.0. The TY9281 is a special nozzle for use in corrosive environments.

Tyco UK Ty 9291 . Upright Sprinkler
Specifications
- Meets standards: UL, C-UL and LPCB
- Spray flow: K=8.0 GPM/psi½ (115.2 LPM/bar½)
- Nozzle size: 3/4 inch NPT (DN20).
- Size of glass tube: 3mm
- Activation temperature:
+135 °F (57 °C) orange colored glass tube
+ 155 °F (68 °C) red colored glass tube
+ 175 °F (79 °C) yellow glass tube
+ 200 °F (93 °C) green colored glass tube
+ 286 °F (141 °C) blue glass tube
+ 360 °F (182 °C) pink colored glass tube
- TY9291 nozzle with cap is suitable for areas with finished ceilings, using Style 40 double caps
- They are made stainless steel material which prolongs the service life compared to copper alloy nozzles. However, this does not mean that this nozzle is suitable for all corrosive environments. Therefore, users should contact for advice on the suitability of anti-corrosion materials for each specific environment.
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