CSD Sealing Systems CSD Sealing Systems
Airports

Airports

Reliable protection for critical aviation infrastructure. Airports are among the most complex and high-demand environments in the built environment. With extensive underground utilities, high-voltage systems, and 24/7 operational pressures, every penetration must withstand fire, water, gas and smoke risks without compromise. Downtime is costly, safety is paramount, and infrastructure must perform reliably under constant load.

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Designed for airport demands

CSD’s sealing systems are trusted across major airport terminals, airfield operations, technical buildings and control facilities. Our solutions provide long-term multi-hazard protection for critical utilities, from baggage halls and security zones to underground ducts and airside electrical networks. Designed for new builds and retrofit programmes alike, CSD systems deliver maintenance-free durability and re-enterable access for ongoing upgrades in fast-changing aviation environments.
Our Case Studies

Up to 4 hours fire resistance (EI-rated)

For strict compartmentation across terminals and plant spaces

Watertight and gastight integrity

Tested up to 10 bar for tunnels, ducts and below-grade assets

Corrosion- and vibration-resistant materials

Ideal for airside and exposed locations

Maintenance-free systems

With a proven 50+ year service life

Compliant with ATEX, DSEAR, WIMES, DNO and airport engineering requirements

Re-enterable designs

Supporting easy maintenance and future expansion

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Applications in airports

Some of the elements of your airports that CSD Sealing Systems can protect with our world leading solutions:

  • Cable and pipe penetrations in terminals, baggage halls and technical rooms
  • Underground duct sealing for power, runway lighting and airfield communications
  • Fire-rated sealing for plant rooms, control centres and operational zones
  • Water ingress protection for tunnels, substructures and airside service corridors
  • Penetrations in airside cabinets, enclosures and high-load service areas
  • Retrofit sealing during terminal expansion, refurbishment and resilience upgrades
Airplane wing viewed out of departure gate window

Key Sealing Solutions

Explore the products designed to help protect the cable and pipe entries, entry points and cable ducts in your airport.

Let’s protect your Airport together

Reach out to discuss tailored sealing strategies for your Airport project.

Consent
Aerial shot of airport at sunset
“The service provided by CSD was excellent in all aspects. The installation crew were skilled, hard-working and resourceful and also integrated well with our own men who supported then with the external duct sealing.”

Project Manager

UK Onshore Wind Farm