Non Return Valves for Fuel, Coolant and Vacuum Systems

Protect your system from backflow with our range of non-return valves. This collection includes inline one-way valves for fuel lines, vacuum hoses, coolant pipes and breather systems. Available in metal and plastic bodies, with hose tail or threaded fittings.

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  • Aluminium Non Return Valve 8mm - Car Builder SolutionsAluminium Non Return Valve 8mm - Car Builder Solutions

    Aluminium Non Return Valve 8mm

    8mm aluminium non-return valve for fuel and vacuum systems. Durable, easy to install, ensures efficient one-way flow.
    £9.60
    £0.00
    £9.60
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  • Aluminium Non Return Valve 10mm - Car Builder Solutions

    Aluminium Non Return Valve 10mm

    Ideal for Brake servo or Fuel leak back.
    £9.60
    £0.00
    £9.60
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  • 8mm Black Aluminium Non Return Valve - Car Builder Solutions

    8mm Black Aluminium Non Return Valve

    Ideal for brake servo or fuel leak back.
    £18.00
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    £18.00
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  • Aluminium Non Return Valve 6mm - Car Builder SolutionsAluminium Non Return Valve 6mm - Car Builder Solutions

    Aluminium Non Return Valve 6mm

    A durable, 6mm aluminium non-return valve suitable for fuel, vacuum, and various other applications.
    £9.60
    £0.00
    £9.60
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  • Aluminium Non Return Valve 14mm - Car Builder Solutions

    Aluminium Non Return Valve 14mm

    Durable 14mm aluminium non-return valve for fuel, vacuum, and other fluids. Easy installation, reliable performance.
    £9.60
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    £9.60
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  • Aluminium Non Return Valve 12mm - Car Builder Solutions

    Aluminium Non Return Valve 12mm

    A durable 12mm aluminium non-return valve suitable for fuel, vacuum and more. Prevents backflow, easy to install.
    £9.60
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FAQs

Got a question? We are here to answer

Prevent Backflow with Reliable One-Way Valves

These valves are ideal for controlling flow in custom fuel systems, breather lines, turbo vacuum circuits and heater loops. Choose a size and fitting type that suits your hose or pipework, and ensure flow protection in both road and race environments.

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Applications

  • Fuel systems and return lines
  • Vacuum-assisted brake and turbo systems
  • Coolant bleed and overflow control

All non return valves are in stock and available with next day UK delivery. Build it leak-free. Keep it flowing in the right direction.

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