High velocity open spray nozzle is internal scroll type nozzle designed for fire protection applications in fixed water spray or deluge system. It produces solid uniform and dense core of high velocity water spray for effective fire control.
Available size (Source 1 with UL/FM)
| Type | Nominal K-Factor | Discharge angle | Ref. No. |
|---|---|---|---|
| Open nozzle | K1.26 (K18) | 80° | S8801 (UL/FM) |
| Open nozzle | K1.54 (K22) | 75° | S8802 (UL/FM) |
| Open nozzle | K1.61 (K23) | 120° | S8803 (UL/FM) |
| Open nozzle | K1.82 (K26) | 100° | S8804 (UL/FM) |
| Open nozzle | K2.24 (K32) | 90° | S8805 (UL/FM) |
| Open nozzle | K2.94 (K42) | 115° | S8806 (UL/FM) |
Available size (Source 2 with UL/FM)
| Type | Nominal K-Factor | Discharge angle | Ref. No. |
|---|---|---|---|
| Open nozzle | K1.6 (K23) | 120° | S8821 (UL/FM) |
| Open nozzle | K1.8 (K26) | 60° | S8822 (UL/FM) |
| Open nozzle | K2.8 (K40) | 110° | S8823 (UL/FM) |
| Open nozzle | K4.3 (K60) | 70° | S8824 (UL/FM) |
| Open nozzle | K5.6 (K80) | 90° | S8825 (UL/FM) |
| Open nozzle | K6.4 (K92) | 80° | S8826 (UL/FM) |
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