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G300X Groove slow closing check valve
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G500X Grooved pressure relief valve
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G600X Grooved hydraulic electric control valve
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G106X Groove hydraulic electric float valve
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LWBT Flange ultrasonic flow meter
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LWBT Trench ultrasonic flow meter
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LLKG Flange fire flow switch
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LLKG Trench fire flow switch
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YLKG Fire pressure switch
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YLKG Groove fire pressure switch
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ZSJZ Saddle water flow indicator
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ZSJZ Flanged water flow indicator
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ZSFZ Wet alarm valve
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ZSFM Deluge alarm valve
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ZSFY Pre-action alarm valve
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SSF100/65-1.6 Collision-proof fire hydrants on the ground