Reinforced NRV Flap old style (pre 2021)
Reinforced Non Return Valve old style pre-2021. For units with a Discharge elbow
Position N°8 on the parts diagram.
Non-return valve flap for a Sanicom 1 or Sanicom 2 lifting station or for the older models of the Sanicubic 2 Pro and Classic and Sanicubic 1