fire sprinkler 1.All copper alloy 2.Factory direct sales 3.Price concessions 4.Carton package

fire sprinkler

specification:(1)     rated working pressure: 12 bars(1.2Mpa)(2)     airproof test pressure: 24bars(2.4Mpa)(3)     strength test pressure: 30bars(3Mpa)(4)     thread: 1/2”,3/4”(5)     large coverage glass bulb sprinkler(6)     20mm diameter model:

Nozzle Temperature Rating	The maximum  ambient temperature	Color liquid-filled glass ball
57	38°C	Orange
68	38°C	Red
79	38°C	Yellow
93	38°C	Green
141	38°C	Blue