末端试水装置 BangChang
产品描述
The test and drain valve complies with NFPA13 sprinkler systems.
Standard equipment: Female NPT inlet and outlet (Groove inlet and outlet) cast brass valve.
Threaded to BS21 or ANSI B1.20.1 Grooved to ANSI/AWWA C60611
UL and FM approved
BRASS ASTM C85700
Working pressure 175PSI
Optional Finishes: RB-Rough Brass
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