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Aircraft Interiors Today > Latest News > Passenger Experience > Diehl Aviation advances onboard accessibility with innovative Space³ Lavatory concept
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Diehl Aviation advances onboard accessibility with innovative Space³ Lavatory concept

Aircraft Interiors Today
Last updated: October 2025
Aircraft Interiors Today 1 year ago
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Passengers test the Space³ Lavatory at Hamburg Airport’s Mobility Service Point, providing real-world feedback for development.
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Diehl Aviation is taking a significant step toward making air travel more inclusive with the unveiling of its Space³ Lavatory, a next-generation onboard lavatory designed to be accessible for passengers with disabilities. The innovative concept was showcased at the Mobility Service Point in Terminal 2, Hamburg Airport, where passengers with reduced mobility were invited to experience and test the new design first-hand.

The Space³ Lavatory combines two separate toilets into one flexible, enlarged space, creating additional room for wheelchair users and companions. Its patented door mechanism enables a wide, barrier-free entry, simplifying maneuverability, while the intelligent ergonomic layout features multiple handholds, specially designed seating, and optimized transfer areas. Despite its larger footprint, the optimized cabin configuration allows up to four additional passenger seats in the aircraft, while the weight-optimized design contributes to lower fuel consumption and reduced CO₂ emissions.

“For us, it is crucial that innovation is not only technically impressive but also embraced by the people who need it most,” said Carsten Laufs, Head of Product Innovation and Digitalization at Diehl Aviation. “That’s why we are particularly excited to engage directly with travelers with reduced mobility. Their feedback is invaluable and will feed directly into the further development of Space³ and future projects. Only in this way can we create solutions that truly meet the passengers’ needs and sustainably improve accessibility in aviation.”

Diehl’s initiative aligns with a growing global movement toward accessible air travel, seen across leading airlines and manufacturers. For instance, Emirates recently unveiled a suite of accessibility-focused services, including a new Accessible & Inclusive Travel Hub on its website, onboard sensory and fidget products, enhanced inflight entertainment features with audio descriptions and closed captions, and barrier-free airport and chauffeur experiences.

Such initiatives demonstrate how both airlines and suppliers are collaborating to create an inclusive travel ecosystem, where comfort, dignity, and independence are integral to the passenger experience.

With the Space³ Lavatory, Diehl Aviation not only demonstrates its engineering innovation but also its commitment to universal design, ensuring that the future of air travel is accessible to everyone.

FAQ

Q1: What is the Space³ Lavatory?

A: Space³ is an innovative onboard lavatory designed to be fully accessible for passengers with disabilities, offering more space, an ergonomic layout, and inclusive features.

Q2: How does Space³ improve accessibility?

A: It features a patented door mechanism for easy wheelchair access, multiple handholds, transfer zones, and specially designed seating, ensuring comfort and independence.

Q3: Can more passengers be accommodated with this design?

A: Yes, the optimized cabin layout allows up to four additional passenger seats compared to conventional accessible lavatories.

Q4: Is the Space³ Lavatory environmentally friendly?

A: Yes, its weight-optimized design reduces fuel consumption and CO₂ emissions, making it a sustainable solution.

Q5: How was passenger feedback incorporated?

A: Travelers with reduced mobility tested the concept at Hamburg Airport, and their feedback is used to refine the design and improve usability.

Q6: When will Space³ be available onboard aircraft?

A: Diehl Aviation continues development, and the concept is currently in the testing and refinement phase, with plans for future integration in commercial aircraft.

Q7: How does this fit into the wider trend of accessible air travel?

A: Space³ aligns with industry initiatives like Emirates’ Accessible & Inclusive Travel Hub and onboard accessibility enhancements, reflecting a broader move toward inclusive aviation.

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TAGGED:accessible aircraft designaircraft cabin innovationaircraft interior designaviation inclusivityaviation innovationcabin accessibilityDiehl Aviationinclusive air travelMROpassenger experienceSpace³ Lavatoryuniversal designwheelchair-friendly lavatory
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