★ 68℃/155℉ fire sprinkler head with brass material,the thermal red glass bulb response quickly to spray water . ★ Upright type sprinkler head,
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★ 68℃/155℉ fire sprinkler head with brass material,the thermal red glass bulb response quickly to spray water . ★ Upright type sprinkler head,
5pc Fire Sprinkler Head 155℉, Upright Sprinklers Head Water Spray Up 68°C Quick Response 1/2 NPT Thread for Home/Garden/Farm Irrigation (Upright
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