• STY-040

      AIR ADMITTANCE VALVE Ø40 MM WITH Ø32 MM ADAPTER

    • STY-050

      AIR ADMITTANCE VALVE Ø50 MM

    • STY-060

      AIR ADMITTANCE VALVE WITH INTEGRAL MULTIFIT TEE Ø 40MM

    • STY-090

      AIR ADMITTANCE VALVE Ø90/110 MM WITH SYNTHETIC RUBBER

    • STY-40-1

      MULTIFIT STRAIGHT CONNECTOR (Ø40 MM)

    • STY-43-1

      INTEGRAL Ø 40 MM MULTIFIT TEE