Fuel Tanks/Systems

Fuel Tanks/Systems

Specification, design, qualification, integration and manufacture of Auxiliary Fuel Tanks over 25 years, for multiple civil and military platforms.

Embedding Continuous Improvement and use of modern materials and processes in our latest generation of fuel tanks to provide highly compliant, competitive, high quality products. Over 800 tanks produced for the P8 Poseidon platform, demonstrating effective design, manufacture, qualification and quality processes.


Safe by design
Since 1982, Marshall Auxiliary Fuel Tanks have been retro-fitted to 10 aircraft types manufactured by five major OEMs. These aircraft have flown almost one billion air miles on commercial and military operations

Quality, cost and schedule adherence
Currently supplying a ship-set of six Auxiliary Fuel Tanks to an OEM for a major aircraft modification programme, Marshall has delivered on time for five consecutive years and has been recognised as a global Supplier of the Year.

Low risk to certification
With almost four decades of Auxiliary Fuel Tank design, flammability mitigation and certification experience, our knowledge is second to none. Leveraging this experience will ensure the most efficient route to certification for Airbus Canada, and ensure a delay-free development schedule.

With you all the way
With a culture of attentive support, we meet our through-life commitments with a Continued Airworthiness Management Programme that provides the evidence needed to underwrite safe operation throughout the tank’s life. With experience of end-to-end solutions, working collaboratively with OEMs, fuel system and avionics providers, our customer can be assured that Marshall will deliver and support the safe, reliable and certified solution needed to meet its range-extension requirements, today and in the future.


  1. Certified aluminium honeycomb structure providing a strong and reliable tank solution
  2. Cost effective solution built on industry leading tank technologies with an established supply chain
  3. Competitive structural weight to fuel volume performance
  4. 15% increase in fuel volume, better reliability and reduced maintenance than existing bladder solutions

Our end-to-end tank solutions

We provide all parts of the auxiliary fuel systems, and carry out the necessary aircraft modification and system integration including:

  1. Systems design and specification
  2. Fuel tank structure and internal system
  3. Complete auxiliary fuel distribution systems
  4. Quantity indication system
  5. Installation
  6. Certification

Our experienced team can work to pre-defined user requirements or advise the customer and recommend practical, suitable solutions.
Already using regulatory-approved and in-service proven dual-wall aluminium technology as standard, we are constantly expanding our fuel tank and systems capabilities by exploring new materials, including composite solutions.