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Nozzle check valve ref.37 bis
The nozzle check valve is generally installed at the outlet of a drain pipe.
This prevents the risk of backflow, introduction of foreign elements and the upward movement of animals.
Material
Spheroidal cast iron GJS 420-5.
Gasket: EPDM.
Axle: estainless steel.
Coating
Epoxy paint coating RAL 5005.
Reinforced thickness of 250 microns and ACS approval.
Assembly
It is designed to operate only when the fluid flows horizontally or upwards, so that the flap closes under the effect of gravity.
Drawings and dimensions
