• Dutco Tennant LLC, PO Box 233, Dubai, U.A.E.
Ductile Iron Flanged – Double Check Valve Plumbing Products


The Double Check-Cast Iron -Back Flow Preventors helps preventing backflow of non-health hazard fire protection system substances from being pumped or siphoned into the potable water supply. It incorporates a meter to detect ground leaks and unauthorized illegal taps, greatly reducing annual water expenses. Its compact epoxy coated cast iron unibody and modular check design facilitate simple and easy installation and maintenance.

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  • Flange mounting PN16 only (EN 1092-2)
  • Epoxy coat finish
  • Operates in any position
  • WRAS Approved as a non-return valve
Maximum Pressure 16 Bar
Working Temperature 0°C to +23°C