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Model DV-5 Diaphragm Rainshower Valve and System DN40~DN200 1.72 Mpa External Reset, Vertical or Horizontal Installation
Product Description
DV-5 rain shower valve is diaphragm type structure, valve specifications DN40-DN200, can be installed vertically or horizontally. It can be used as water supply automatic control valve in rain shower system, pre-action system, foam-water system and other fire protection systems. With suitable valve piping components, the rain shower valve can provide fire alarm signal when the system is in action.
Rainshower valves have an external reset function, no need to open the valve hand hole, simply pressurize the diaphragm cavity, you can reset the rainshower system or pre-action system. Apart from the diaphragm structure, the valve has no flaps and no connecting rotating parts. The interior/exterior of the valve is coated against corrosion. When the valve is used in a rainshower system, the internal anti-corrosion coating is resistant to seawater and salt water. The external anti-corrosion coating allows the valve to be used in industrial areas with corrosive environments and for outdoor installations.