Dual Flapper Flex Swing Check Valve (DFFSCV)
Dual Flapper Flex Swing Check Valve (DFFSCV)
Dual’s Flapper Flex Swing Check Valves’ gate is designed to swing out of the line of flow at maximum capacity. The seal is offset from horizontal and is hinge positioned so that the gravitational action causes the valve to close in proportion to the reduction in flow. The valve can be installed either vertically or horizontally.
DFFSCV Features
Perfect sealing.
Maintenance free.
Non-Slam closing action – Short 45° stroke.
Silent closure, reduces pipe hammer.
Can be mounted in Horizontal and Vertical.
Non-Clog Design.
Rubber lined body and seat.
Non clogging, self cleaning ball.
Reinforced disc inside the flapper.
Low head losses.
Removable bonnet for cleaning or replacing of the flapper check disc.
Full bore.
Simple construction – one moving part.
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SIZE RANGE: |
50mm – 600mm. For Larger sizes contact the factory. |
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OPERATING TEMPERATURES: |
-10°C to +80°C. |
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BODY TYPE: |
Cast SG Iron. |
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FLAPPER DISC MATERIAL: |
Steel construction, coated with Viton, Natural Rubber, Hypalon, EPDM or Urethane. |
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VALVE BODY LINING: |
Natural Black Rubber. |
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(+27) 11 422 – 4326/7