Product Name:
Restrained Coupling For PE
  • Double Orifice Air Valve
  • Double Orifice Air Valve
  • Double Orifice Air Valve

Standard: ISO2531,EN545,EN14525

Pressure: PN10/PN16

Body material: Ductile iron or cast iron

Coating: FBE ( fusion bonded epoxy) coating or Epoxy painting, Rilsan(Nylon 11)

Gaskets: NBR or EPDM

Gripping teeth material: Brass.

Bolts and Nuts: Carbon steel with galvanized zinc plated G4.8/G8.8, SS304/SS316 or Hot dipped

Package: wooden cases and protection layer.


Restrained coupling is used for connecting PE pipe. The restrained brass can fastend the pe pipe better, they perform better work than quick adaptor for PE pipes.

If you want to know more details, please send an email to us to
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