Gas alarm Household gas tank liquefied gas leakage solenoid shut-off valve Natural gas alarm automatically cut off gas

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Color classification:: Fire certification hot sales model + 4 points inner wire solenoid valve fire certification hot sale model (linkage solenoid valve type) fire voice digital display + 4 minutes inner wire solenoid valve fire voice number display (linkage solenoid valve type) intelligent WIFI model + 4 minutes inner wire solenoid valve intelligent WIFI model fire certification hot sales model + cylinder manipulator fire certification hot sale model + multi-function valve fire certification hot sale model + double-headed pointed valve fire certification hot sales model + manipulator fire certification hot sales model (linkage manipulator type) fire voice digital display + multi-function valve fire voice number display + Double-ended pointed valve Fire voice digital display + manipulator Fire voice digital display (linkage manipulator type) Four-point inner wire straight-through copper valve (suitable for DN15 pipeline) Four-point inner wire straight-through aluminum valve (suitable for DN15 pipeline) Multi-function valve (suitable for unilateral hose Pressure Reducing Valve) Double-head pointed valve (suitable for bilateral hose) (2019 new national standard) Gas alarm (2019 new national standard) Gas alarm + 4-minute inner wire solenoid valve Gas alarm (mobile phone model) Gas alarm + 4-point inner wire solenoid valve