High Quality Dn15 68 Degree Pendent Spray Residential Fire Safety Sprinkler Fire Fittings Equipment
| ESFR fire sprinkler | |
| Material | Brass |
| Type | Pendent/upright ESFR fire sprinkler |
| Norminal diameter | DN20/DN25 |
| Connecting thread | 3/4″ or 1″ |
| K Factor | K=363 /K=202 |
| Temperature | 68/74 degree |
| Response standard | ESFR quick response |
| Certificate | ISO and CCC |
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